TEL：81 3-6863-5366

FAX：81 3-42433334

CONTACT PERSON：Kotakoti Mizuguchi

E-MAIL：kotakoti@optechic.com

CONTACT PERSON：Nami Asada

E-MAIL：nami@optechic.com

ADD：2-30-1, Minami Hanahata Adachi-ku, TOKYO, Japan, 121-0062