As of July 1, 2025

General Member (101)alphabetical order

• Accenture Japan Ltd
• Artiza Networks, Inc.
• ANRITSU CORPORATION
• ITOCHU Techno-Solutions Corporation
• IWATSU ELECTRIC CO., LTD.
• Internet Initiative Japan Inc.
• Infocity Corporation
• VIAVI Solutions, Inc.
• Visban Corporation
• AGC Inc.
• EXEO Group,Inc.
• NH Institute, Inc.
• NTC Technology Corporation
• NTT, Inc.
• NTT DATA SBC CORPORATION
• NTT DATA MSE CORPORATION
• NTT DoCoMo, Inc.
• NTT DOCOMO BUSINESS, INC.
• NTT EAST, Inc
• Ericsson Japan K.K.
• Oki Electric Industry Co., Ltd.
• OPTAGE Inc.
• ON BOARD Co., Ltd.
• Fund Corporation for the Overseas Development of Japan’s ICT and Postal Services Inc.
• Keysight Technology, Inc.
• KISSEI COMTEC CO.,LTD.
• Capgemini Japan K.K.
• KYOCERA Corporation
• Qualcomm Japan
• KRI, Inc.
• KDDI Corporation
• KDDI Research Inc.
• KPMG Consulting Co., Ltd.
• Ganga Technologies, Ltd.
• KOZO KEIKAKU ENGINEERING Inc.
• Kokusai Electric Inc.
• Advanced Telecommunications Research Institute International
• Samsung Electronics Japan Co., Ltd.
• CTOne INC.
• SHARP CORPORATION
• Sharp Semiconductor Innovation Corporation
• JTOWER Inc.
• JVC KENWOOD Corporation
• Gems Co.,Ltd.
• Japan Display Inc.
• SKY Perfect JSAT Corporation
• Spirent Communications Japan K.K.
• Sumitomo Corporation
• Sumitomo Electric Industries, Ltd.
• WWW Inc.
• Seiko Future Creation Inc.
• SEKISUI CHEMICAL CO., LTD.
• SOFTBANK Corp.
• Sony Corporation
• Sony Group Corporation
• TAIYO YUDEN CO., LTD.
• Dai Nippon Printing Co., Ltd
• DX ANTENNA CO.,LTD.
• TBS HOLDINGS, INC.
• TDC SOFT Inc.
• Telecom Engineering Center
• Deloitte Tohmatsu Consulting LLC
• Denka Co., LTD.
• Denki Kogyo Co., Ltd.
• Central Japan Railway Company
• TOSHIBA Corporation
• Toray Industries Inc.
• Japan Aviation Electronics Industry, Ltd.
• NIPPON ANTENNA Co.,Ltd.
• NGK INSULATORS, LTD.
• Nippon COMSYS Corporation
• NEC Corporation
• NIPPON SHOKUBAI CO.,LTD.
• NIHON DENGYO KOSAKU CO., LTD.
• NIPPON DENSETSU KOGYO CO.,LTD.
• NIHON DEMPA KOGYO CO.,LTD.
• Japan Broadcasting Corporation
• Nokia Solutions and Networks Japan Corp.
• Huawei Technologies Japan K.K.
• Panasonic System Networks R&D Lab. Co., Ltd.
• Panasonic Holdings Corporation
• bitmedia Inc.
• HIROSE ELECTRIC CO., LTD.
• BeammWave AB
• PwC Consulting LLC
• Fujikura Ltd.
• Furukawa Electric Co., Ltd.
• PEGASUS HOLDINGS Co., Ltd.
• Maxell, Ltd.
• Magna Wireless Corporation
• Mitsubishi Research Institute, Inc.
• Mitsubishi Electric Corporation
• MIRAIT ONE Corporation
• Murata Manufacturing Co., Ltd.
• Yamaha Corporation
• UQ Communications Inc.
• Rakuten Mobile, Inc.
• Resonac Corporation
• Rohde & Schwarz Japan
• ROHM Co., Ltd.
• 1FINITY Inc.

Individual Member (76)alphabetical order　titles omitted

• AIDA, Hitoshi (The University of Tokyo)
• ASATANI, Koichi (Professor Emeritus of Kogakuin University)
• ADACHI, Koichi (The University of Electro-Communications)
• ADACHI, Fumiyuki (Professor Emeritus of Tohoku University)
• ANDO, Makoto (Professor Emeritus of Tokyo Institute of Technology)
• Sang Yeop Lee (Institute of SCIENCE TOKYO)
• IIZUKA, Rumi (Foundation for MultiMedia Communications)
• ISHII, Shoken (TOKYO METROPOLITAN UNIVERSITY)
• ISHIKAWA, Hiroyasu (NIHON UNIVERSITY)
• IDA, Yuta (YAMAGUCHI UNIVERSITY)
• ISHIBASHI, Koji (The University of Electro-Communications)
• ITO, Susumu (Professor Emeritus of TOKYO UNIVERSITY OF SCIENCE)
• INADA, Shuichi (WASEDA University)
• IMAI, Tetsuro (Tokyo Denki University)
• IMAI, Ryuichi (HOSEI University)
• IWAI, Hisato (Doshisya University)
• UMEHIRA, Masahiro (NANZAN UNIVERSITY)
• OHTSUKI, Tomoaki (Keio University)
• OKADA, Kenichi (Institute of SCIENCE TOKYO)
• OKADA, Hiraku（MEIJO UNIVERSITY）
• OKAMOTO, Eiji (Nagoya Institute of Technology)
• OGAWA, Masakatsu (Sophia University)
• ONIZAWA, Takeshi (Tokyo University of Science)
• KASAI, Yasuko (Institute of SCIENCE TOKYO)
• KATAYAMA, Masaaki (OTEMON GAKUIN UNIVERSITY)
• KAMEDA, Suguru (HIROSHIMA UNIVERSITY)
• KAWANISHI, Tetsuya (WASEDA University)
• KAWAHARA, Yoshihiro (The University of Tokyo)
• KAWAMOTO, Yuichi (Tohoku University)
• KITA, Naoki (Tokyo Denki University)
• KIM MINSEOK (NIIGATA UNIVERSITY)
• KURITA, Takuya (The University of Tokyo)
• KUWADU, Kotaro (RITSUMEIKAN UNIVERSITY)
• SAKAKIBARA, Kunio (Nagoya Institute of Technology)
• SAKAGUCHI, Kei (Institute of SCIENCE TOKYO)
• SANADA, Yukitoshi (Keio University)
• SARUWATARI, Shunsuke (Osaka University)
• SAMPEI, Seiichi (Professor Emeritus of OSAKA UNIVERSITY)
• JITSUMATSU, Yutaka (KYUSHU UNIVERSITY)
• SHIMADA, Keiichiro (Sony alumni)
• SHIMONISHI, Hideyuki (OSAKA UNIVERSITY)
• Ko Song (Tokyo University of Science)
• SOU, Hideya (SHONAN INSTITUTE OF TECHNOLOGY)
• TAKADA, Junichi (Institute of SCIENCE TOKYO)
• TAKATORI, Yasushi (NANZAN UNIVERSITY)
• TAKYU, Osamu (SHINSHU UNIVERSITY)
• TAROMARU, Makoto (FUKUOKA UNIVERSITY)
• DENNO Satoshi (OKAYAMA UNIVERSITY)
• TRAN GIA KHANH (Institute of SCIENCE TOKYO)
• NAKAO, Akihiro (The University of Tokyo)
• NAKAZATO, Jin (Tokyo University of Science)
• NAKABAYASHI, Hiroaki (CHIBA INSTITUTE OF TECHNOLOGY)
• NISHIMURA, Toshihiko (HOKKAIDO UNIVERSITY)
• HASHIMOTO, Katsunori (Professional University of Information and Management for Innovation)
• HATTORI, Takeshi (Sophia University)
• HAYASHI, Kazunori (Kyoto University)
• HAYASHI, Hitoshi (Sophia University)
• HARADA, Hiroshi (Kyoto University)
• HIGUCHI,Kenichi (TOKYO UNIVERSITY OF SCIENCE)
• HIROSE, Miyuki (Kyushu Institute of Technology)
• FUKAWA, Kazuhiko (Institute of SCIENCE TOKYO)
• FUKUDA, Eisuke (Institute of SCIENCE TOKYO)
• FUJII, Takeo (The University of Electro-Communication)
• FUJIOKA, Masanobu (Ericsson alumni)
• FUJIMOTO, Mitoshi (UNIVERSITY OF FUKUI)
• MARUTA, Kazuki (TOKYO UNIVERSITY OF SCIENCE)
• MIZUTANI, Keiichi (NAGOYA UNIVERSITY)
• MUTA, Osamu (KYUSHU UNIVERSITY)
• MURATA, Hidekazu (YAMAGUCHI UNIVERSITY)
• MORIKAWA, Hiroyuki (The University of Tokyo)
• YANAGAWA, Noriyuki (The University of Tokyo)
• YAMAZAKI, Satoshi (Tokai University)
• Kun Li (The University of Electro-Communications)
• WATANABE, Fumio (Fifth Wave Initiative)
• LEE, HyeonWoo (Dankook University)
• Matti Latva-aho (UNIVERSITY OF OULU)

special member (14)(listed in) no particular order

• Ministry of Internal Affairs and Communications,
  
• Japan Business Federation
• National Institute of Information and Communications Technology
• Japan Science and Technology Agency
• National Institute of Advanced Industrial Science and Technology
• Communications and Information Network Association of Japan
• Telecom Service Association
• Telecommunications Carriers Association
• Japan Cable and Telecommunications Association
• Japan Internet Providers Association
• YRP R&D Promotion Committee
• LAND MOBILE RADIO ASSOCIATION CORPORATION JAPAN
• Telecommunication Technology Committee
• Association of Radio Industries and Businesses