4:52.11 | 23 | Inter-High School | 22. - 24.01.1999 | Nagano (JPN) |
5:07.80 | 1 | Tokohu Championships | 25. - 27.12.1998 | Morioka (JPN) |
5:24.74 | 3 | Aomori 51st Hs Championships | 12. - 13.12.1998 | Hachinohe (JPN) |
5:13.53 | 3 | Aomori 50th Hs Championships | 13. - 14.12.1997 | Hachinohe (JPN) |
5:01.59 | 2 | Japan Summer Time Trials - Aomori | 18.08.1997 | Calgary (CAN) |
5:26.32 | 24 | Inter High School Games | 21. - 23.01.1997 | Kushiro (JPN) |
5:04.05 | 6 | Akita Championships | 27. - 28.12.1996 | Akita (JPN) |
5:27.55 | 6 | Aomori 49th Hs Championships | 14. - 15.12.1996 | Hachinohe (JPN) |