| Address | 1-8-9, Kamiyoga, Setagaya-ku |
| Phone | 03-5716-3511 |
| Business hours | 9:00～18:00 (Mon-Sat) 10:00～18:00 (Sun / holiday) |
| Regular holiday |
Kowa Arc Build
| Address | 1-8-9, Kamiyoga, Setagaya-ku |
| Phone | 03-5716-3511 |
| Business hours | 9:00～18:00 (Mon-Sat) 10:00～18:00 (Sun / holiday) |
| Regular holiday |