• Contact

  • J-Stream is looking for potential business partners in the areas of CDN, video data delivery, and rich content. We welcome contact from companies with superior technology and solutions in these areas.

  • All inquiries from the press should be made through the appropriate form on our Website. Replies are by email. No phone calls, please.

    J-Stream's streaming services for users are available only to companies in Japan or delivery in Japan.

about us

Management

Chairman and President Kiyoshi Shiraishi

After graduating from Waseda University, Department of Science and Engineering, in March 1981, Shiraishi worked at Fujitsu as a programmer in OS design for mainframe computers and facsimile software development. In 1988 he went to work for Recruit Co., Ltd., where he was involved in the design and development of a facsimile network system. He became president of J-Stream Inc. in November 1998. In September 2001 J-Stream was listed on the Market of the High-Growth and Emerging Stocks (Mothers). He assumed his current post of Chairman and President in June 2006.

Vice President and Representative Director Toshio Ishimatsu

In 1986, Ishimatsu went to work for Recruit Co., Ltd., engaged in the sales of job information magazines and travel magazines. After leaving Recruit in 1999, he came to work for J-Stream, as manager of the Sales Department. He became representative director in charge of the Sales Department in July 2000. In April 2003 he was appointed representative director in charge of the Streaming Production Department, the Media Development Department, the Communications Development Department, the Partner Development Department, and the Sales Office. In September 2005 he was appointed as senior operating officer. In April 2006 he became Vice President, Representative Director, and Operating Officer in charge of the Rich Content Production Department, the Sales Office, and the Production Office. In the same month he assumed his current post of President of the subsidiary Basis Planet. In June 2008 he assumed his current post of Vice President and Representative Director. Currently he is in charge of the Produce Integration Department.

  • Directors

  • Hiroshi Hozumi, Director (Administration Division)
  • Hitoshi Honda, External Director (Transcomos Inc.)
  • Hirofumi Inoue, External Director (Transcomos Inc.)
  • Masatoshi Ito, External Director (NTTPC Communications, Inc.)
  • Masato Yamazaki, External Director (KDDI Corporation)
  • Shuji Ogawa, External Director
  • Operating Officers

  • Norio Yamashita, Senior Operating Officer (Sales Division, Content Business Division)
  • Satoru Miyama, Senior Operating Officer (Information System Unit, Content Delivery Business Division)
  • Tsunetoshi Tanaka, Operating Officer (Sales Division, Digital Platform Sales Department)
  • Takashi Miyauchi, Operating Officer (Production & System Development Division)
  • Munetoshi Ariyama, Operating Officer (Business Market Development, Western Japan Business Office)
  • Mayumi Hayasaka (Equipmedia Promotion Office, Business Promotion Office)
  • Auditors

  • Mutsuma Iwaki, Full-time Auditor
  • Atsutoshi Suwahara. External Auditor (Transcomos Inc.)
  • Takashi Morishita, External Auditor (NTTPC Communications, Inc.)
  • Masami Baba, External Auditor (KDDI Corporation)

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