| Corporate name: | OHTO CO., LTD. |
| Establishment: | April, 1919 |
| Business: | Manufacturing and sales of Writing pen, Ink and Tip |
| Head office: | 364-1,Ooaza-Hokunanmoro, Aza-Namikinishi, Yuuki-shi, Ibaraki 307-0036, Japan |
| President: | Tomoaki Kashimura |
| Corporate name: | OHTO CO., LTD. |
| Establishment: | April, 1919 |
| Business: | Manufacturing and sales of Writing pen, Ink and Tip |
| Head office: | 364-1,Ooaza-Hokunanmoro, Aza-Namikinishi, Yuuki-shi, Ibaraki 307-0036, Japan |
| President: | Tomoaki Kashimura |