Yuji Sumi
| Gold: 0, Silver: 2, Bronze: 0 |
|---|
| Mastermind Saturday: Silver (1997) |
| Shogi Saturday Tournament: Silver (1997) |
| Code | Name | Partner | Medal | Junior Medal | Rank | Pentamind |
|---|
| Gold: 0, Silver: 2, Bronze: 0 |
|---|
| Mastermind Saturday: Silver (1997) |
| Shogi Saturday Tournament: Silver (1997) |
| Code | Name | Partner | Medal | Junior Medal | Rank | Pentamind |
|---|