6-8-8, seijo, setagaya-ku, tokyo 157-0066
tel 03-3483-0530

6f, 1-1-4, nishi shinjuku, shinjuku, tokyo 160-8321
tel 03-3342-1613

2-2-1-1f, kyobashi, chuoku, tokyo 104-0031
tel 03-3517-3331

1-4-1, nihonbashi, muromachi, chuoku, tokyo 103-8001
tel 03-3241-3311

2-8-9, ginza, chuoku, tokyo 104-0061
tel 03-3538-3456

https://www.obj.co.jp/

3-17-1, tamagawa, setagayaku, tokyo 158-0094
tel 03-3709-2222