日本八角形
(Corporate office) Shin Aoyama Building East 12F, 1-1-1, 1 Minamiyama, Minato City, Tokyo 107-0062, Japan. Contact: 818095286117 Web: http://www.octagon.com/japan
APCO / Worldside (GK)
(Corporate office) 16F, West Tower, Shin-Aoyama Bldg., 1-1-1, 1 Minamiyama, Minato City, Tokyo 107-0062, Japan. Contact: 81364579702 Web: https://apcoworldwide.com/location/tokyo/