Telecommunications in Japan

Vodafone Business

Vodafone Business is part of the Vodafone Group. We help businesses of every size to embrace positive change through digital communications technologies - today, tomorrow and into the future. We work with the world's largest multinational companies, fast growing enterprises, Government teams, ambitious start-ups and small businesses around the world. We can provide services globally, regionally and locally – mobile, fixed, unified communications, Internet of Things (IoT) and cloud and security - connecting the people, places and things that matter to businesses – wherever they are.#TogetherWeCan

10001+ staff

Ntt Docomo

NTT DOCOMO, Japan's largest telecommunications company, provides innovative, convenient and secure mobile services that enable customers to realize smarter lives. The company serves over 73 million customers in Japan via advanced wireless networks, including a nationwide LTE network and one of the world's most progressive LTE-Advanced networks. DOCOMO is a world-leading developer of 5G networks, which it plans to deploy in the 2020s by leveraging network function virtualization (NFV) and other technologies. DOCOMO is also driving innovation in NFC infrastructure and services, emerging IoT solutions and many other mobile-related initiatives. Outside Japan, the company provides technical and operational expertise to mobile operators and other partner companies, and contributes to the global standardization of new mobile technologies. Under its +d (pronounced plus d) initiatives, DOCOMO will create new added value with business partners to enrich people's lives with all-new services and businesses. The history of mobile communications parallels the history of NTT DOCOMO. Established in 1992, DOCOMO launched its first digital cellular phone service the next year and the world's first mobile Internet-services platform in It helped to establish the W-CDMA standard for mobile communications and then kick off the first 3G service based on this standard in 2001. The company also introduced one of the earliest commercial LTE services in 2010. Over the years DOCOMO has built up one of the globe's largest mobile subscriber bases, accounting for over half of the Japanese market.

10001+ staff

Kddi Corporation

We are Japan’s global telecommunications pioneer and a Global Fortune 500 company, providing our international customer base with data centers, networks, content delivery, system integration, and more around the world. If your business needs telecom support internationally, we are here at your service, operating in more than 303 locations across 109 cities worldwide. Our industry-leading Telehouse data center provides colocation at over 45 sites, primarily in North America, Europe, and Asia. Leveraging our strengths as a telecom provider, we combine our telecom network and top-quality data centers (Tier 3 and Tier 4 level) to provide a stress-free IT and telecom environment for our customers. With more than half a century of experience, we have been a leader in constructing submarine optical cables, particularly in the rapidly growing Asia-Pacific region. In Japan, we are widely known for our mobile services (“au”), with 80 million people currently choosing us as their mobile provider. To learn more about KDDI: Global website: Find you region from https://biz.kddi.com/english/region-list/ Telehouse website: Corporate videos: & showinfo=0

10001+ staff

Groundhog Technologies Inc

Founded in 2001, Groundhog Technologies is a global leader in the mobile network and user analytics, enabling operators to accurately pinpoint the location and experience of subscribers, mine deep network and user insights, and implement proactive solutions across various domains: Network & Operations, Customer Experience, Sales & Marketing, Digital Services, and Public Health. The company has also leveraged its 20 years hands-on experience working with Telco Data to enable operators to address the advertising and data monetization opportunity with a plug & play Data Enrichment Platform (DEP) and a Demand Side Platform (DSP) both for internal and external users. Visit our website to learn more about Groundhog Technologies MI digital advertising services: https://mi.ghtinc.com/

51 to 200 staff

Kvh

Innovative connectivity, engaging content, and versatile managed solutions – we create the integrated communications you need at sea, on the move, and on shore.

201 to 500 staff

Unabiz

UnaBiz is a global Massive IoT service provider and integrator that specialises in solution design, manufacturing, connectivity and data platform services across a hybrid of network communication technologies such as Sigfox 0G, LTE-M, NB-IoT and LoRaWAN, to power sustainable business growth. Founded in 2016, the company is headquartered in Singapore, with R&D centres in Taipei and Labège (FR), and operates regional sales offices in Tokyo, Paris, and Madrid, with virtual offices globally. UnaBiz owns the Sigfox 0G technology that connects over 13 million sensors for 1,500 B2B customers on the global 0G Network, owned and commercialised by 70+ national Operators worldwide. The company focuses on Utilities, Supply Chain & Logistics, Security and Facilities & Building Management. UnaBiz envisions a closely connected world powered by simple technology because it believes in “Less is More”. By uniting people and IoT technology, it aims to create an impact on a massive scale, to help every person and every organisation on the planet live smarter, simpler, and more sustainable way.

51 to 200 staff

Soracom

Soracom is a global provider of smart IoT connectivity, offering cloud-native wireless service designed specifically for the needs of connected devices. Founded in 2015 to create a more connected world by removing the barriers to IoT development, Soracom now serves over customers across all industries, from agriculture, energy, construction and transportation to consumer electronics, manufacturing, real estate and healthcare. From global enterprises to fast-growing start-ups, customers trust Soracom for affordable, reliable connectivity that accelerates speed to market and makes it easy to connect to the cloud. Soracom is an AWS IoT Competency Partner.

51 to 200 staff

Spirent Communications

About Spirent Communications Spirent, now part of Keysight, delivers industry-leading solutions in wireless, positioning, and lifecycle assurance. We provide innovative products, services, and managed solutions that address the test, assurance, and automation challenges of a new generation of technologies, including 5G, cloud, autonomous vehicles, and beyond. From testing in the lab to testing in the real world, Spirent helps companies deliver on their promise to their customers of a new generation of connected devices and technologies. Spirent is its people. When you join the Spirent team, you will join forces and work alongside some of the industry’s most passionate subject matter experts. In an environment of innovation, you will find a place where you can grow, think, explore, create, and make change happen. Interested in a career at Spirent? Visit Spirent.com/Careers #Spirent #LifeAtSpirent

1001 to 5000 staff

Cambridge Industries Group

Mission: To be an innovative global leader in designing and manufacturing of high quality and state-of-the-art networking equipment with superior customer support at competitive cost. Highlights: CIG is a publicly-traded networking company headquartered in Shanghai with major R&D, Sales, Marketing and Customer Support presence in USA (Santa Clara, CA) and Japan (Tokyo). Commitment to the “highest” standards in R&D innovation, quality manufacturing, and customer support is the company's mission. CIG's product domain expertise includes carrier-grade broadband access (xPON), optical modules (transceivers), SDN/NFV-enabled white-box switches and wired/wireless home-networking devices including Wi-Fi Access Points, Residential Gateways, and Routers (Wi-Fi, G.hn, MoCA). CIG has extensive experience working with many technology partners around the globe. Company ’s business model includes JDM (joint development manufacturer), ODM (original design manufacturer), OEM (original equipment manufacturer) and in some cases CM (contract manufacturer). CIG has an elite engineering team of 600+ spanned globally specialized in various disciplines including hardware, software, firmware, mechanical, test, quality assurance and compliance. CIG has sister manufacturing partners in Germany, Japan, and Thailand. CIG is rapidly embracing factory automation towards implementing the "lights-out manufacturing methodology.” In 2017, CIG shipped 30M+ finished products for deployment at global tier-1/2 Service Providers. CIG is also featured in numerous prestigious scientific journals including the MIT Technology Review and others.

1001 to 5000 staff

Rakuten Mobile, Inc

Rakuten Mobile is a Rakuten Group company responsible for mobile communications, centered on its mobile network operator (MNO) business. Through continuous innovation and the deployment of advanced technology, Rakuten Mobile aims to redefine expectations in the mobile communications industry in order to provide appealing and convenient services for diverse customer needs.

1001 to 5000 staff

Revcomm Inc

RevComm is a Tokyo-based technology company that leverages AI and voice technology to solve communication challenges in the workplace. Driven by the mission of “reinventing communication and creating a society where people care about each other,” RevComm transforms business conversations into big data through its proprietary AI products: MiiTel Phone (Telephone conversation analytics), MiiTel Meetings (Web conferencing analytics) and MiiTel RecPod (Face-to-face meeting analytics)

201 to 500 staff

Nippon Telegraph And Telephone

Nippon Telegraph and Telephone The Japan Telegraph and Telephone Corporation is a Japanese telecommunications company headquartered in Tokyo, Japan. Wikipedia Stock price: 9432 (TYO) JP¥ 5,170 -137.00 (-2.58%) Revenue: 11.39 lakh crores JPY (2017) CEO: Hiroo Unoura (Jun 2012–) Headquarters: Chiyoda, Tokyo, Japan Number of employees: 2,74,844 (2016) Nippon Telegraph & Tel is the fourth-largest telephone operating company by total revenue ($94.2 B USD). The Japan Telegraph and Telephone Corporation ( Nippon Denshin Denwa Kabushiki-gaisha), is a Japanese telecommunications company headquartered in Tokyo, Japan. Ranked 65th in Fortune Global 500, Nippon Telegraph and Telephone is the fourth largest telecommunications company in the world in terms of revenue. The company is incorporated pursuant to the Nippon Telegraph and Telephone Law (Law Concerning Japan Telegraph and Telephone Corporation, Etc.).[3] The purpose of the company defined by the Law is to own all the shares issued by Japan Telegraph and Telephone East Corporation (Nippon Telegraph and Telephone East) and Japan Telegraph and Telephone West Corporation (Nippon Telegraph and Telephone West) and to ensure proper and stable provision of telecommunications services all over Japan including remote rural areas by these companies as well as to conduct research relating to the telecommunications technologies that will form the foundation for telecommunications. While Nippon Telegraph and Telephone is listed on Tokyo, Osaka, New York, and London stock exchanges, the Japanese government still owns roughly one-third of Nippon Telegraph and Telephone's shares, regulated by the Nippon Telegraph and Telephone Law.

10001+ staff

Stealth Communications

Based in New York City, Stealth Communications has been delivering lightning-fast internet connectivity to businesses, schools, and media outlets since 1995. Our commitment to staying at the forefront of technological advancements ensures that our network is equipped with the latest in both hardware and software developments. Stealth's mission is to provide the most reliable internet service at a reasonable cost, enabling New York's businesses and entrepreneurs to thrive. With a steadfast dedication to exceptional service and security, Stealth has served as a U.S. Government Contractor across various sectors for the last three decades.

5001 to 10000 staff

Bbix, Inc

Established in 2003, BBIX is an Internet Exchange company that operates globally in providing services ranging from Cloud services to Mobile services through strong research and development capabilities. As one of the leading Internet Exchange Points (IXPs) in the Asia-Pacific region, BBIX has expanded its presence into the USA and Europe. Our mission is to make meaningful contributions to the betterment of the Internet worldwide. BBIX2003Internet eXchangeIX IX OCXNaaSRPX BBIX

51 to 200 staff

Ntt Docomo, Inc

NTT DOCOMO, Japan's largest telecommunications company, provides innovative, convenient and secure mobile services that enable customers to realize smarter lives. The company serves over 73 million customers in Japan via advanced wireless networks, including a nationwide LTE network and one of the world's most progressive LTE-Advanced networks. DOCOMO is a world-leading developer of 5G networks, which it plans to deploy in the 2020s by leveraging network function virtualization (NFV) and other technologies. DOCOMO is also driving innovation in NFC infrastructure and services, emerging IoT solutions and many other mobile-related initiatives. Outside Japan, the company provides technical and operational expertise to mobile operators and other partner companies, and contributes to the global standardization of new mobile technologies. Under its +d (pronounced plus d) initiatives, DOCOMO will create new added value with business partners to enrich people's lives with all-new services and businesses. DOCOMO, whose namenotice1 implies "mobility anywhere," is based in central in Tokyo (map) and headed by President and CEO Kazuhiro Yoshizawa. The company is listed on the Tokyo (9437) and New York (DCM) stock exchanges.

5001 to 10000 staff

Sanwa Technologies, Inc

Established in 1947, SANWA Technologies Co, Ltd.(formerly Sanwa Denki Kogyo Co, Ltd.) is a renowned leading manufacturer of communication equipment servicing the global optical communications market. With over 75 years of innovation and engineering excellence, we continue our rich history of developing and manufacturing quality connectivity solutions and components to enhance the performance of optical networks of today and into the future. SANWA Technologies Group is headquartered in Tokyo, Japan, and has two manufacturing locations in Japan and Thailand, as well as the global sales operation of SANWA Technologies, Inc, with multiple offices in the USA, Europe, and APAC. Our Services Our products and solutions serve a broad range of international customers within the Telecom, Enterprise, Datacom, Premise wiring, CATV, OEM, Utility, Municipality, Security, and Aerospace/ Military markets. Create- High Quality and High Reliability A pioneer in optoelectronics design and development in Japan ISO 9001 Quality Management System and ISO14001 Environmental Management System certified Experienced and cultivated higher engineering and manufacturing skills Telcordia-based reliability verification testing for all products Customize- Engineering Excellence Develop customized products to meet customers’ requirements through integrated design, development, manufacturing, and final testing at our factories Connect- Strategically Located Offices and Diverse Personnel Global partners in seven offices around the world Experienced sales professionals with over a quarter century of industry-relevant experience Support for more than ten languages, offering hands-on support throughout the customer’s product experience

51 to 200 staff

Ntt West

Regional telecommunications services in the west areas of Japan, incidental business activities, business activities to achieve the purpose of the company, business activities to utilize the company's resources.

5001 to 10000 staff

Go Japan Co., Ltd

Go Japan Co, Ltd is headquartered in Tokyo, Japan with roughly 500 employees and agents from all over the world. It is founded by Mr. Bao Quoc Nguyen, a Vietnamese businessman who has the same type of business in Hanoi and Ho Chi Minh Vietnam (Company name: GoCallme Co,Ltd). While GoCallme Co, Ltd focuses on Global internet for travellers around the world, Go Japan’s main services are portable wi-fi and sim cards targeted to long term usage (monthly payment). Go Japan Co, Ltd (Known as Go Japan) is Japan’s leading provider of telecommunications services for foreigners in Japan. With partnership to the largest telecommunications networks, Go Japan offers a wide range of services limited to voice, mobile, internet access and international travel devices. Go Japan is privatised and was undergoing major business shift to cater for foreigner market. It has continually shifted business operations by focusing on higher-value, more profitable markets.(As of March 2019) Go Japan engaged into International events and is still on going until the present. Go Japan’s services are powered by the largest telecommunications provider in Japan, namely Softbank, Au KDDI and Docomo. Go Japan never compromise on its quality standards and is one of the most innovative in the market at present. GO JAPAN - Slogan Connect the World GO JAPAN - Mission To provide the best service and solution for foreigners in Japan GO JAPAN – Vision To be the primary choice of the telecommunication partners and subscribers.

11 to 50 staff

Emobile

Mobile communication is one of the fastest growing field with rapid technological innovations. EMOBILE’s strength is adoption of cutting-edge technology, placing our services in a competitive position in the communications market. EMOBILE introduced Japan's finest ultra high-speed service based on HSDPA. Recently we've rolled out our new DC-HSDPA+ network with downlink capabilities of up to 42M. Services will be available by year-end.

11 to 50 staff

Orbray Co., Ltd

We are a leading manufacturer of industrial jewel parts, fiber optic components, and DC coreless motors, based in Tokyo, Japan. Our unique capabilities in material cutting, grinding and polishing, are leveraged to produce high-precision Zirconia ferrules and sleeves, optical connectors, as well as specially-processed optical fibers, such as lensed and tapered fibers. These are combined with optical assembly capabilities to design and manufacture complex, high-density fiber arrays and connectors for silicon photonics coupling, as well as MEMS switch/VOA components.

201 to 500 staff

Revcomm Indonesia

Recognized collectively by Forbes, Sequoia, and Meritech Capital as one of the TOP 50 AI Companies in the World alongside brands such as AWS, ChatGPT, and Nvidia, and the only company from Asia to be recognized in the award. RevComm is a Unicorn SaaS startup headquartered in Japan with global offices in Indonesia, the USA and the Philippines. RevComm rethinks the way people communicate in business - offering cloud-based software/storage that realizes timely and precise business decision-making. RevComm offers “MiiTel", IP-phone powered by Revenue Intelligence Platform. MiiTel analyzes & visualizes sales calls and call centers to optimize sales and CS operations. Our mission is "To create a new way to communicate and spark innovation throughout the world.”

51 to 200 staff

Arteria Networks Corporation

About ARTERIA Since its founding in 1997, the company has developed a network business service leveraging its proprietary high-capacity optical fiber backbone and access lines to craft network environments suited to the corporate client needs. Additionally, it offers an internet business service delivering high-speed, stable communications via leased circuits, and a condominium internet business service, holding the largest market share in this sector in Japan through its group company, TSUNAGU NETWORK COMMUNICATIONS INC※1. Furthermore, ARTERIA provides communication services tailored for overseas markets, supporting the global connectivity needs of its customers. Building on these business foundations, we continue to create new values. Connecting New Abilities ARTERIA will excite the world with a new heartbeat, using the networks that it has built and refined in order to contribute to the realization of a sustainable world. ※1 MM Research Institute, Ltd, “Market Share Survey of All-House Condominium ISPs (As of March 31,2025)” Overseas News Releases 2025.07.17 ARTERIA Networks Participates in “AUG East”-Japan-Singapore Submarine Optical Cable Project 2025.06.25 ARTERIA Networks Participates “JAKO”, Japan-Korea Submarine Optical Cable Project 2024.07.02 ARTERIA Networks begins offering leased circuit services “DynaEther” for the Topaz submarine cable 1997 1 MMISP20253

501 to 1000 staff

Yamaha Business Solutions

Audio and video conferencing solutions from Yamaha Corporation streamline collaboration and boost productivity wherever people work. Yamaha’s renowned and rigorous approach to development and manufacturing of enterprise grade microphone systems, conference phones, and video sound bars ensures superior audio quality, reliability, and flexibility. With both wired and wireless options, Yamaha’s products enable users to have natural, clear conversations in every meeting space. More information can be found at https://usa.yamaha.com/products/unified_communications/index.html

10001+ staff

Motiv Research Co

We provide geolocation and AI powered automatic LTE/5G optimizations to the 1st tier mobile network operators. From year 2020, we launched VITOM team aiming for "Visual Intelligence To Mobility" through SLAM/Semantic SLAM.

11 to 50 staff

Shf Communication Technologies Ag

For more than 40 years the SHF Communication Technologies AG develops, manufactures and sells components and measurement equipment for high speed optical communication. Currently SHF employs 48 people at its headquarters in Berlin (Germany) and in its subsidiary in Tokyo (Japan). SHF’s components and instruments have a worldwide reputation in the telecommunication and network equipment industry. The products are mainly used in R&D centers to optimize the customer’s products or services in order to raise the data transmission capacity. Thus many well-known research facilities form the quality and speed demanding customer base of SHF. The product portfolio of SHF meets the growing demand for ultra high speed optoelectronic equipment and components by offering: • Bit error rate test systems (BERTs), • Modulator driver amplifiers for R&D applications, • High speed modules (e.g. multiplexer, digital-to-analog converter) • Passive sub-millimeter wave components (e.g. bias tees) and • Coaxial RF cables and adapters SHF has a special know-how in high frequency electronics and is recognized as one of the worldwide leading suppliers of components and measurement instruments for this industry. The development and production of bit pattern generators and error analyzers dates back to the year 1996. Since then, SHF has always been the first company introducing the next high speed category (e.g. 20 Gbps in 1996, 40 Gbps in 1998 and 60 Gbps in 2014).

11 to 50 staff

Space Compass Corporation

Newly established JV between NTT & SKY Perfect JSAT in July 2022 - Optical-communication relay, space computing & data center - HAPS and beyond, to develop multi-frequency & multi-orbit integrated non-terrestrial network

51 to 200 staff

High-Tech Corporation

High-Tech is one of the leading trading companies to introduce optical/RF devices and instruments with high reliable service for Optical telecom, Microwave, aerospace and science industry in Japan. We supply the products from world to Japanese customers. 1) R&D/ Universities 2) Optical Component and System Manufacturing 3) Instrument Manufacturing We also support to export Japanese high quality product to world

11 to 50 staff

Satcom Global

Satcom Global is a leading provider of global satellite services to the maritime, land and aero markets, and a trusted supplier of marine and offshore safety systems and engineering services. We provide voice and data solutions for users in remote locations outside terrestrial networks, and design and integrate systems ensuring safety in the most hazardous of environments. With offices in the UK, Europe, US, Australia and Asia with an established satcoms dealer network covering all five continents, Satcom Global offers products and services from Inmarsat, Iridium and Thuraya to global customers for use in maritime, oil and gas, government, military and emergency/first responder environments. We invest significantly in our people as well as the development of technical solutions and infrastructure to ensure we can provide best innovative solutions to our customers with a smile. For more information please visit

51 to 200 staff

Brastel Co., Ltd

Brastel Co, Ltd. is a Tokyo-based telecommunications company established in 1996 that provides international calling services to 240 countries and territories, VoIP (Voice over Internet Protocol) and IP phone services to individuals, medium and small sized corporations.

51 to 200 staff

Gcx

GCX offers network services which power digital transformation for enterprises, new media providers, and telecoms carriers. We cover all aspects of cloud-centric connectivity from managed SD-WAN and hybrid networks, to direct Cloud connections and 100 Gbps+ waves. With a pedigree going back 30+ years, GCX are experts in providing connectivity throughout the Emerging Markets Corridor into Asia via the vast GCX subsea network (the world’s largest private submarine cable network), with extensions available in more than 200 countries worldwide.

1001 to 5000 staff

Japan Internet Exchange Co., Ltd

Japan Internet Exchange Co, Ltd.(JPIX) was established in July 1997 for the purpose of realizing smooth traffic exchange through connections between Internet service providers (ISP) on an equal footing, in cooperation with many ISPs. IX, which is an environment where connections are established between operators that are involved with Internet services, plays an important role in terms of a smooth exchange of Internet traffic. We launched our Internet exchange (IX) service in Otemachi, Tokyo in November, 1997, and ever since we have been providing an environment for traffic exchanges to many operators from a neutral standpoint. Born as Japan’s first commercial IX service, JPIX has since grown steadily, thanks to support from many people, to become one of the largest IX services in terms of client numbers, forming a core part of Japan’s Internet backbone with its high quality service. There are numerous operators in both Japan and overseas that establish connections with us to provide their services. n recent years, we have also been facilitating the introduction of distributed systems proactively in Nagoya and Osaka, in addition to Tokyo, from the viewpoint of disaster countermeasures, while conducting a variety of activities to promote the adoption of IPv6. Moreover, to enhance the added value of our service, we are aggressively developing and providing such additional services as route exchange and traffic visualization, in response to customer needs. ng forward, JPIX will continue to enhance its services, observing the mission of providing a better Internet infrastructure through adequate services for the increasing number of Internet users and traffic, while contributing to the overall development of the Internet globally as well as in Japan. We appreciate your business and cooperation.

11 to 50 staff

Tokai Communications Corporation

1 to 10 staff

Worldcell Solutions

WorldCell Solutions LLC is a mobile network operator and enabler specializing in the enhancement and security of enterprise and carrier wireless networks. Now one with NewCore Wireless, WorldCell is a leading provider of private LTE and CBRS services through secure private network design, installation and sustainability. The company operates with a mission to democratize access to high-speed broadband and is committed to delivering broadband access to Native American tribal lands, rural carriers and anywhere access is needed. Headquartered in Bethesda, Maryland, WorldCell began serving enterprises and U.S. government in 1996, and maintaining connected wireless services to more than 170 countries through over 400 roaming partners. Learn more at worldcell.com.

11 to 50 staff

Globetel Japan Inc. A Globe Business Alliance

GlobeTel Japan provides international cable capacities, data services, and other telecommunications services to corporate clients in Japan, The Philippines, Southeast Asia and The United States of America. Being a fully licensed telecommunications carrier in Japan and backed by one of the biggest telecommunications providers in The Philippines, Globetel Japan is well-positioned to offer its customers a comprehensive range of telecommunications services dedicated to helping businesses stay connected and thrive in today’s fast-paced digital world.

1 to 10 staff

Ips Pro, Inc

IPSPRO, Inc. is an IPS Group company (Tokyo Stock Exchange Prime: 4390) and a Type-I licensed telecom carrier in Japan. Established in 2022 through the spin-off of IPS Corporation’s domestic telecommunications business, IPSPRO provides advanced communication, digital infrastructure, and AI-driven solutions for modern enterprises in Japan and beyond. Our portfolio includes cloud telephony, cloud contact center systems, data center services, and conversational AI platforms — empowering businesses to enhance customer engagement, boost efficiency, and accelerate digital transformation. Leveraging over 30 years of the IPS Group’s innovation in telecommunications, IPSPRO continues to grow under the group philosophy “OPEN DOOR” — breaking barriers and opening new possibilities in how businesses connect and evolve. Learn more on our brand page: https://lipse.jp

11 to 50 staff

Nippon Airport Radio Services Co., Ltd

Nippon Airport Radio Services Co, Ltd. was established in August, 1977, ahead of the opening of New Tokyo International Airport (Narita International Airport), as an operation and maintenance company of radio communications systems which were used for the aircraft operations of Narita Airport’s airlines. In October, we changed our business model to be a radio communications service provider. To provide our services, we began to own, operate and maintain the systems by ourselves. Now we are providing mainly two radio voice communications services. One is the Airport Radio Voice Communication ServiceAirport MCA Service),"Terrestrial Trunked Radio Service", which enables voice communications among personnel at the airport terminals, at the airport ramps, at the operations offices, and so on. And the other is the Air to Ground (A/G) Voice Communications Service which enables voice communications between the airline operations center personnel and the flight crew in the cockpit. Our radio communications services enable the users engaged in the services of airports and aircraft to work safely and efficiently, and our services are essential for the users. Our mission is to secure the high quality service usage of the users 24 hours a day, 365 days a year. In order to keep our user’s trust of in our services to be available at any time, we will always check and maintain the systems, and we will reinforce our systems quickly by constant monitoring of communication traffic. We will expand the radio facilities according to the extension and modification of the airport facilities, and we will do our best so that the users will be able to use our services anytime anywhere. In addition, in order to make our services more useful, we will introduce new digitized technologies, and will provide new services.

11 to 50 staff

Nippon Information And Communication Corporation

1 to 10 staff

Rakuten Symphony

Rakuten Symphony is reimagining telecom, changing supply chain norms and disrupting outmoded thinking that threatens the industry’s pursuit of rapid innovation and growth. Based on proven modern infrastructure practices, its open interface platforms make it possible to launch and operate advanced mobile services in a fraction of the time and cost of conventional approaches, with no compromise to network quality or security. Rakuten Symphony has operations in Japan, the United States, Singapore, India, South Korea, Europe, and the Middle East Africa region. For more information, visit: https://symphony.rakuten.com Building on the technology Rakuten used to launch Japan’s newest mobile network, we are taking our mobile offering global. To support our ambitions to provide an innovative cloud-native telco platform for our customers, Rakuten Symphony is looking to recruit and develop top talent from around the globe. We are looking for individuals to join our team across all functional areas of our business – from sales to engineering, support functions to product development. Let’s build the future of mobile telecommunications together! About Rakuten Rakuten Group, Inc.(TSE: 4755) is a global technology leader in services that empower individuals, communities, businesses and society. Founded in Tokyo in 1997 as an online marketplace, Rakuten has expanded to offer services in e-commerce, fintech, digital content and communications to 2 billion members around the world. The Rakuten Group has more than employees, and operations in 30 countries and regions. For more information visit https://global.rakuten.com/corp/.

1001 to 5000 staff

Tranzas Inc

Founded in 1995 Japan, Tranzas Inc has been providing embedded solutions for various major business entity in TV broadcast, IPTV solutions, digital signage and video conference systems. With over 150 thousands STB deployed, Tranzas are well known in Japan for delivering quality hardware and as a middleware specialist. With over 2 years in development, Cygnus was launched in Jan 2017 as the first wearable solution for enterprises use.

51 to 200 staff

Acn Japan G.K

105-0013 9F KOYO Building, Hamamatsu-cho, 1-10-17, Minato-ku, Tokyo, Japan

11 to 50 staff

Adjustone, Inc

Adjustone, Inc. exists to do business with start-ups, small companies and even big corporations (we are in with KDDI locally, and they are one of the biggest telecommunication providers in Japan!). We procure products/services locally and abroad to provide to the consumers or other businesses. At the same time, we also accept product offers and services from YOUR BUSINESS, see whether there is potential and BUY as we see fit. Our outgoing services are all personalized and we work with your business to provide you with what you need. Adjustone, Inc. was founded on 2010 and started with one office in Tokyo. Today, we have offices in Tokyo, Okinawa and Osaka. Our teams are small but efficient enough to help businesses in developing sales channels from within Japan and around the world. Please feel free to send us a message for any business proposals, products you are selling or products you are looking for!

11 to 50 staff

Telenor Iot

Telenor IoT is the portfolio of IoT solutions from Telenor Group, one of the world’s major mobile operators. With more than 20 years’ experience of providing global IoT connectivity, cloud services and expert support to companies of all sizes, Telenor is one of the world’s most advanced IoT solution providers. Telenor IoT manages international IoT deployments for global customers in some 200 countries and today operates more than 20 million connected devices to enterprises such as Volvo, Scania, Hitachi, Verisure Securitas Direct and Husqvarna. The IoT solutions are offered to national customers in the Nordics through the local Telenor operations in each country, and on a global level through Telenor Connexion, Telenor’s specialized unit that provides IoT solutions for large, international enterprises who need a customized offer with advanced support. https://iot.telenor.com/

51 to 200 staff

Docomo Support Inc

11 to 50 staff

Nikkatsu Corporation

1 to 10 staff

Ntt Marketing Act Corporation

1 to 10 staff

Star Systems Corporation

Star Systems Corporation has two distinct divisions: Telecommunications and Consumer Goods. Telecommunication Division - specializes in products and services related to construction and operation of Call Centers in Japan- solutions provider for Genesys, Avaya, Verint, and Microsoft voice platforms - builds and deploys call center systems using Avaya, Genesys, Cisco, Verint and Salesforce platform- CipherCloud master distributor in Japan - Nectar exclusive distributor in Japan - Digium distributor in Japan Consumer Goods Division -Japan distributor and brand manager for aXbo - Sleep Phase Alarm Clock Aquatina - compressable handy water bottle PrimaForce - quality sports supplements Scivation - innovative sports supplements InfiniteLabs - sports supplements and nutrition RuRoc - integrated head protection systems for Skiers and Snowboarders Quarta-RAD RADEX - radiation monitoring devices and equipment Sinmore - gas (Radon) and EMI monitoring sensors

51 to 200 staff

Visban, Inc

Visban technologies will make high-performance, low-latency, millimeter-wave connectivity ubiquitous, reliable, and accessible. Our goal is to power the smart cities of the future and ensure that every place on earth experiences the next generation of wireless communications.

11 to 50 staff

Network Value Components

Distribution of electric and electronics components relating to computer networking *Network Design, Building, Consultation and Management

51 to 200 staff