Head office
- Location
-
Sumitomo seisen Koishikawa Bldg., 3-5-10, Otsuka, Bunkyo-ku, Tokyo 112-0012, Japan
Tsukuba Office (Ibaraki Prefecture)
- Location
-
5-11-1, Tokodai, Tsukubashi, Ibaraki,300-2635, Japan
Misato Laboratory Office (Saitama Prefecture)
- Location
-
704, Oazahirokiazaushirosanno, Misato-cho, Kodama-gun, Saitama, 367-0118, Japan
Kawashima Office (Gifu Prefecture)
- Location
-
1, kawashimatakehaya-cho, Kagamihara-shi, Gifu, 501-6195, Japan (In Eisai Kawashima Industrial Park)
Kashima Office (Ibaraki Prefecture)
- Location
-
22, Sunayama, Kamisu-shi, Ibaraki, 314-0255, Japan
