Internet, Telephone, Mobile & WiFi

Alcatel-Lucent Japan Ltd.
Provide products and innovations in IP and cloud networking and ultra-broadband fixed and wireless access. Address : 6th Fl., ThinkPark Tower 1-1, Osaki 2-chome, Shinagawa-ku, Tokyo 141-6006.
J-Com Co., Ltd.
Cable television company in Tokyo offering some English language channels. Also, they offer internet, telephone and mobile phone services. Telephone number open everyday 09:00-21:00. Office located at 5-22-1 Takanodai, Nerima-ku.
Xmobile
Mobile phone rental; dialing within Japan only. Open Monday to Friday 09:30-18:00; Saturday 12:00-18:00. Located at Narita Airport.
Asiance Internet
Provide domain services, website development and web hosting services to clients. Address : Level 9, Ariake Frontier Building Tower B 3-1-25 Ariake, Koto-ku Tokyo 135-0063 Japan
Genesys Japan Co.,Ltd.
Provides voice portal, a voice self-service software solution that provides access to web-based information and more. Address : 5th Fl., ThinkPark Tower 1-1, Ohsaki 2-chome, Shinagawa-ku, Tokyo 141-6005.
Fusion GOL
Internet connections and hosting solutions.
Wi2 300
Public wireless LAN service accessible in many areas around Tokyo including in the Airport Limousine Bus. Office located at Daiwa Ginza Building 4F, 6-2-1 Ginza, Tyuuou-ku.
Softbank Global Rental
Mobile phone rental company in Tokyo. Shops can be found in all international airports including its own retail shops that can be found in the website. Open daily 10:00-18:00. Tokyo office is located at M21 Building, 2-2-5 Roppongi, Minato-ku.
DoCoMo
Mobile services. With branches all over Tokyo as indicated in the website.
eAccess
Fixed-line and mobile internet access. Located at Toranomon Twin Building, 2-10-1 Toranomon, Minato-ku.
Rakuten
Full-line internet services company centered on e-commerce as a business model. Located at Shinagawa Seaside Rakuten Tower, 4-12-3 Higashi-Shinagawa, Shinagawa-ku.
TIAT STATION
PC rental with internet access and mobile phone rental. Available at Haneda Airport.
SKY
24/7 mobile phone rental located at the Narita Airport.
Japan Domain Registration
Provides .jp domain registration, ne.jp/.gr.jp registration, co.jp domain registration, API system for automated registration and reseller hosting from 10GB. Address : Dai-san Umemura Bldg. #903, 3-9-3 Nishi-shinjuku, Shinjuku-ku, Tokyo, Japan 160-0023
JCR System Japan
Mobile phone rental from iPhone to android phones and mobile internet solutions.
TelecomSquare
Mobile phone and mobile wifi router rental. Counters are located in all major airports including Narita Airport Terminal 1 and 2.
Asahi NET
Internet services: fiber-optic broadband, ADSL broadband and mobile broadband.
GPlusMedia
Tokyo internet platforms for communications. Services include job boards, real estate listings, classifieds, social networking, events, forums, blogs and information portals. Minotomi Building 3F, 3-1-1 Shiba Koen, Minato-ku.
Aineo Corp.
Provides outsourced computer, network, and telephone systems support. Address : 4-4, Iwamoto-cho 1-chome, Chiyoda-ku, Tokyo 101-0032.
au
Mobile and internet company.
XCom Global
Rental of mobile phones; dialing is limited within Japan. Open Monday to Friday 09:00-19:00; Saturday, Sunday and holiday 09:00-17:00. Located at Narita Airport.
SonixNet
Internet, TV and telephone services. Tokyo office located at Azabu Maruka Building 3F, 3-8-2 Higashi Azabu, Minato-ku.
PBXL
Cloud telephony Tokyo, business telephone networks, cisco managed services, carrier services and tele-conferencing solutions. Open Monday to Friday 09:30-18:30 at 2-20 Ichigaya-Honmuracho B1F, Shinjuku-ku.
WiFi BANK
Mobile Pocket WiFi with unlimited 3G • 4G
Internap Japan
Internet connectivity services. Headquarters located at Kanda Grow Building 4F, 1-34-4 Kanda Suda-cho, Chiyoda-ku.
Nakayo Telecommunications, Inc.
Manufacturing and sales of telecommunications equipment such as key telephone systems, telephone sets, telephone parts, switching equipment and data equipment. Address : Tobu Fuji Bldg. 24-4, Sakuragaoka-cho, Shibuya-ku, Tokyo 150-0031.
Japan Communications Inc.
Mobile data and voice communications services for corporations, professionals and individuals. One of its products is a visitor sim. Tokyo headquarters is located at 4-1-28 Toranomon, Minato-ku.
SpinNet
Services: VOIP phone, email with mail virus check and mail filtering and forwarding and personal homepage including web filtering and on-site support.
Trans fone
Cellular phone rental for dialing within Japan only. Open Monday to Friday 10:00-19:00. Located at Narita Airport.
JAPAEMO
Mobile phone rental and wifi modem rental. Dialing within Japan only. Open Monday to Friday 10:00-20:00; Saturday 11:00-19:00. Located at Narita Airport.
Global Advanced Communications
Wifi, mifi, phone, mobile data rental service in Japan. Tokyo office is located at 3-9-3 Shinmachi, Setagaya-ku .
G-Call
Mobile phone rental and wireless USB modem rental in Japan.
Airs
Mobile phone and internet model rental shop. Open daily 07:00-20:00. Located at Narita Airport Terminal 1.
CIENA Communications Co.,Ltd.
Provides cloud networking & network transformation solution, packet networking, converged packet optical, optical transport, s/w & applications, ciena specialist services & more.Address : 32nd Fl., St. Lukes Tower 8-1, Akashi-cho, Chuo-ku, To
NCL Communications K.K.
Offers software defined networking, security, CRM and storage. Address : 4-9, Nihonbashi Kodenma-cho, Chuo-ku, Tokyo 103-0001.
Quick Desk
Mobile phone rentals. Open Monday to Friday 09:00-18:00. Located at Narita Airport.
J & Y
Cellular phone and wifi rental. Open Monday to Saturday 09:30-17:30. Tokyo
Itscom
Cable television provider in Tokyo serving Setagaya, Shibuya, Machida, Ota and Meguro areas. Also, offers internet and phone services. Phone number open weekdays 09:30-18:30 and weekends 09:30-22:00.
Kaga, Inc.
Supplies telecommunication services, lighting, electronic precision parts and network systems. Address : 7-2, Taito 1-chome, Taito-ku, Tokyo 110-0016.
T-Mark Inc.
Internet-based marketing and consumer communication activities such as search engine development and integrated hosting solutions. Tokyo office located at Kichijoji Kitamachi, 1-1-19-2F Musashino-shi.
JAL ABC
Mobile phone rental and wifi use within Japan.
KDDI Corporation
Telecommunication services from landline to mobile and internet.
Celestica Japan K.K.
Provides complete product development, delivery and support services to clients. Address : 8th Fl., Chuo Jidosha Bldg. 6-8, Yushima 1-chome, Bunkyo-ku, Tokyo 113-0034.
Nippon Information & Communication Corp.
Provide management-related solutions in various fields such as systems development, products & services, & network services, full line-up of IBM hardware & software. Address : 15th Fl., St. Lukes Garden Tower 8-1, Akashi-cho, Cy
PuPuRu Intl Co.,Ltd.
Provide rental cellphones, wi-fi router rental for use within Japan and overseas.Address : 1st Fl., Nihonbashi Shoko Bldg. 5-3, Nihonbashi 2-chome, Chuo-ku, Tokyo 103-0027.
Narita Cable TV
Cable television provider in Narita city, they also offer telephone and internet packages. Open weekdays 09:00-17:30 at 2-2-5 Igodai, Narita City.
Nortel Networks Japan Inc.
Provider of Telecommunications Services. Address : Gate City Osaki East Tower 11-2, Osaki 1-chome, Shinagawa-ku, Tokyo 141-8411.
Rentafone Japan
Mobile phones and mobile pocket wifi are available for rent.
Mobal
Japanese phones and mobile wifi hotspot are available for rent and for sale. Open daily 08:00-21:00. Located at Narita Airport Terminal 1.

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