| 41.06 | 5 | 75th Inter College Ch.ships | 06. - 09.01.2003 | Tomakomai (JPN) |
| 39.84 | 5 | 32th Tohoku Tournament | 24. - 26.12.2002 | Morioka (JPN) |
| 39.88 | 39 | 22nd Japan Student Championships | 19. - 20.12.2002 | Shibukawa (JPN) |
| 39.41 | 4 | Aomori Junior Sprint Championships | 03. - 04.01.2002 | Hachinohe (JPN) |
| 39.01 | 3 | Tohoku Tournament | 22. - 25.12.2001 | Hachinohe (JPN) |
| 39.52 | 1 | 54th Aomori Sel. Skaters Comp. | 19. - 20.12.2001 | Hachinohe (JPN) |
| 39.88 | 2 | 54th Aomori High School Sk. Ch.ships | 08. - 09.12.2001 | Hachinohe (JPN) |
| 40.18 | 8 | Aomori Championships | 09. - 10.02.2001 | Hachinohe (JPN) |
| 39.68 | 20 | Inter Highschool Championships | 23. - 25.01.2001 | Fujiyoshida (JPN) |
| 40.18 | 4 | Aomori Sprint Championships | 03. - 04.01.2001 | Hachinohe (JPN) |
| 40.76 | 5 | Tohoku Tournament | 24. - 25.12.2000 | Kōriyama (JPN) |
| 40.78 | 2 | Aomori Inter Highschool Ch.ships | 16. - 17.12.2000 | Hachinohe (JPN) |
| 41.15 | 6 | Aomori Selection | 28. - 29.11.2000 | Hachinohe (JPN) |
| 40.28 | 5 | 52th Aomori Championships | 21. - 22.02.2000 | Hachinohe (JPN) |
| 40.42 | 1 | 41th Aomori Highschool Championships | 19. - 20.02.2000 | Hachinohe (JPN) |
| 39.75 | 17 | Inter Highschool Championships | 24. - 26.01.2000 | Nikkō (JPN) |
| 41.32 | 35 | Japanese Junior Championships 2000 | 14. - 15.01.2000 | Morioka (JPN) |
| 41.00 | 5 | 26th Aomori HS und JHS Sprint Championships | 03. - 04.01.2000 | Hachinohe (JPN) |
| 40.82 | 4 | Tohoku Games | 24. - 26.12.1999 | Yamagata (JPN) |
| 41.07 | 1 | Aomori Inter Highschool Competition | 11. - 12.12.1999 | Hachinohe (JPN) |
| 41.44 | 6 | Selection Races | 23.11.1999 | Morioka (JPN) |