| Trade name | SONTON HOLDINGS CO., LTD. |
|---|---|
| Establishment | August, 2010 |
| President | Shinichiro Ishikawa |
| Head Office | East 21 Tower, 3-2, Toyo 6-Chome, Koto-ku, Tokyo, 135-0016 |
| R&D Center | 12-3, Nishikasai 1-Chome, Edogawa-ku, Tokyo, 134-0088 |
| Main Business | Formulation and promotion of management strategy for the whole corporate group as well as corporate functions |
| Capital | 100million yen (as of March 31, 2023) |
| Employees | 571 (group-wide as of March 31, 2023) |
| Access (Head Office) |