BY E-MAIL

wp632@bittech.co.jp

BY FAX

Bittech Inc. (Headquarters)

+81(0)3-3504-0868

Bittech Inc. (U.S. Office)

+1-718-545-4783

BY PHONE

Bittech Inc. (Headquarters)

+81(0)3-5157-2081

Bittech Inc. (U.S. Office)

+1-718-545-4783

BY MAIL

Bittech Inc. (Headquarters)

2-13-16, Nishi-shimbashI, Minato-ku, Tokyo 105-0003 JAPAN