3-7 hakusan, bunkyo-ku, tokyo

1-2-37, shirokanedai, minato-ku, tokyo

aramaki aza aoba, aoba-ku, sendaicampus of tohoku university faculty of engineering

1-1 rokkodai-cho, nada-ku, kobe

7-3-1 hongo, bunkyo-ku, tokyo (on the campus of the university of tokyo)

1-4-1 kagamiyama, higashihiroshima city, hiroshima prefecture