| 1998.10 |
Got the Primary License of Glass art at Handcraft Teaching Association of Japan. |
| 1999.03 |
Got the Advanced License of Glass art at Handcraft Teaching Association of Japan. |
| 1999.10 |
Got the Lecturer License of Glass art at Handcraft Teaching Association of Japan. |
| 2000.02 |
Got the prize of Tableware Festival 2000 Original Design Category (Amateur) |
| 2000.09 |
Glass Art Atelier "Y" Workshop Open |
| 2002.02 |
Got the prize of Tableware Festival 2002 Original Design Category (Professional) |
| 2004.10 |
Got the Instractor license at Handcraft Teaching Association of Japan |
2005.12 |
Glass Art Atelier "Y" New Workshop open (Kameari) |
