• International Division

    4-1-22 Muromachi, Nihonbashi, Chuo-ku, Tokyo, Japan.

    TEL : +81-3-3241-7309

    FAX : +81-3-3245-0773

  • Overseas Standards Testing Laboratories. (TOKYO)

    1-7-22 Saiwai-cho, Kawaguchi-city, Saitama, Japan.

    TEL : +81-48-258-3280

    FAX : +81-48-258-3286

  • Global Communication Development.

    4-5-37 Kamiosaki, Shinagawa-ku, Tokyo, Japan.

    TEL : +81-3-5759-4120

    FAX : +81-3-5759-4121

  • Overseas Standards Testing Laboratories.(OSAKA)

    2-5-19 Edobori, Nishi-ku, Osaka, Japan.

    TEL : +81-6-6441-6730

    FAX : +81-6-6441-7750