Optronscience, Inc.
3-21-8, Hongo, Bunkyo-ku
113-0033 Tokyo
Japan
Marubun
Marubun Daiya Bldg.
8-1 Nihonbashi Odenmacho
Chuo-Ku, Tokyo 103
Japan
HIKARI, Inc.
Yushima Fuji Bldg. 301
3-13-8 Yushima
Bunkyo-ku Tokyo 113-0034
Japan
Nobuyuki Samada
+81-3-3832-3118
Sun Plus Trading, Inc.
Crescent Building 5F, 5-26-7
Nishi-Nippori
Arakawa-ku, Tokyo 116-0013
Japan