Nonaka
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Siegen ol (Men) fin-D | 09/05/1970 | 0 |  Germany |
| Siegen ol (Men) qual-C | 09/05/1970 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E20 | Nimzo-Indian defence | 1 games |
| A90 | Dutch defence | 1 games |
| E04 | Catalan, open, 5.Nf3 | 1 games |
| E00 | Queen's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C85 | Ruy Lopez, Exchange variation doubly deferred (DERLD) | 1 games |
| C84 | Ruy Lopez, closed defence | 1 games |
| E14 | Queen's Indian, 4.e3 | 1 games |
| C50 | King's pawn game | 1 games |
