| 39.24 | 2 | Aomori Allround Championships | 18. - 19.02.2004 | Hachinohe (JPN) |
| 41.16 | 7 | Aomori Sprint Championships | 03. - 04.01.2004 | Hachinohe (JPN) |
| 43.23 | 7 | Tohoku Championships 2003 | 21. - 23.12.2003 | Yamagata (JPN) |
| 41.38 | 2 | Aomori Hs Championships | 17. - 18.12.2003 | Hachinohe (JPN) |
| 41.87 | 4 | Aomori Selection | 06. - 07.12.2003 | Hachinohe (JPN) |
| 40.57 | 2 | Aomori HS Competition | 14. - 15.02.2003 | Hachinohe (JPN) |
| 43.46 | 11 | 29th Aomori Sprint Ch.ships | 14. - 15.01.2003 | Hachinohe (JPN) |
| 41.27 | 7 | 32th Tohoku Tournament | 24. - 26.12.2002 | Morioka (JPN) |
| 41.21 | 4 | Aomori Competition | 18.12.2002 | Hachinohe (JPN) |
| 40.76 | 2 | Aomori HS Competition | 11. - 12.12.2002 | Hachinohe (JPN) |
| NC | - | Aomori prefecture championship | 05. - 06.02.2002 | Hachinohe (JPN) |
| 42.02 | 11 | Aomori Junior Sprint Championships | 03. - 04.01.2002 | Hachinohe (JPN) |
| 42.24 | 9 | Tohoku Tournament | 22. - 25.12.2001 | Hachinohe (JPN) |
| 42.27 | 5 | 54th Aomori Sel. Skaters Comp. | 19. - 20.12.2001 | Hachinohe (JPN) |
| 42.35 | 4 | 54th Aomori High School Sk. Ch.ships | 08. - 09.12.2001 | Hachinohe (JPN) |
| 41.01 | 1 | Aomori Junior High School Winter Meeting | 09. - 10.01.2001 | Hachinohe (JPN) |
| 41.94 | 1 | Aomori Sprint Championships | 03. - 04.01.2001 | Hachinohe (JPN) |
| 41.95 | 1 | Tohoku Tournament | 24. - 25.12.2000 | Kōriyama (JPN) |
| 43.31 | 4 | 50th Aomori Jhs Winter Meet | 07. - 08.01.2000 | Hachinohe (JPN) |
| 44.19 | 11 | 26th Aomori HS und JHS Sprint Championships | 03. - 04.01.2000 | Hachinohe (JPN) |
| 43.33 | 6 | Tohoku Games | 24. - 26.12.1999 | Yamagata (JPN) |