Principal Business Partners
| ZEBRA Co.,Ltd. |
| MITSUBISHI PENCIL CO.,LTD. |
| THE SAILOR PEN Co.,Ltd |
| SAKURA COLOR PRODUCTS CORP. |
| PILOT CORPORATION |
| Pilot Inky Co.,Ltd. |
| OHTO Co.,Ltd. |
| Shachihata Ink. |
| Kuretake Co.,Ltd. |
| Kotobuki Co.,Ltd. |
| TOMBOW PENCIL CO.,LTD |
| Pentel Inc. |
| Platinum Fountain Pens |
| Marvy Corporation |
| Bumpodo |
| Designphil Inc. |
| MICRO CO.,LTD. |
| Carl Hong Kong COrporation |
| plus some 100 other companies. |
