| 7:37.74 | 26 | Japanese Allround Championships 1993 | 06. - 07.01.1993 | Morioka  (JPN) | 
| 7:39.79 | 12 | All Japan Student Games | 21. - 23.12.1992 | Nikkō  (JPN) | 
| 7:44.26 | 34 | Asama - Championships | 09. - 10.12.1992 | Matsumoto  (JPN) | 
| 7:39.61 | 8 | All Japan Student Championships | 04. - 05.02.1992 | Shibukawa  (JPN) | 
| 7:25.99 | 18 | Japanese Allround Championships 1992 | 04. - 05.01.1992 | Chikuma  (JPN) | 
| 7:31.25 | 5 | All Japan Student Games | 22. - 24.12.1991 | Obihiro  (JPN) | 
| 7:09.51 | 3 | Asama Games | 06. - 07.12.1991 | Matsumoto  (JPN) | 
| 7:42.48 | 12 | Makomanai Games | 30.11. - 01.12.1991 | Sapporo  (JPN) | 
| 7:23.98 | 4 | Japanese Allround Championships 1991 | 05. - 06.01.1991 | Kushiro  (JPN) | 
| 7:21.34 | 3 | 63rd All Japan Student Games | 22. - 24.12.1990 | Hachinohe  (JPN) | 
| 7:11.88 | 4 | 21st Asama Games | 12. - 13.12.1990 | Matsumoto  (JPN) | 
| 7:29.74 | 11 | Internationaler Wettkampf | 20. - 23.03.1990 | Alma Ata  (KAZ) | 
| 7:54.98 | 10 | All Japan Student Championships | 08. - 09.02.1990 | Shibukawa  (JPN) | 
| 7:36.22 | 10 | Japanese Allround Championships 1990 | 05. - 06.01.1990 | Hachinohe  (JPN) | 
| 7:45.06 | 6 | 62nd All Japan Student-Games | 22. - 24.12.1989 | Tomakomai  (JPN) | 
| 7:18.84 | 3 | 20th Asama Selection | 14. - 15.12.1989 | Matsumoto  (JPN) | 
| 7:30.66 | 9 | All Japan Finals | 27. - 28.02.1989 | Morioka  (JPN) | 
| NC | - | 60th Hokkaido All-Round Championships | 18. - 19.02.1989 | Sapporo  (JPN) | 
| 7:52.71 | 1 | International Junior | 13. - 14.02.1989 | Kushiro  (JPN) | 
| 7:27.52 | 4 | 38th All Japan High-School Games | 19. - 20.01.1989 | Karuizawa  (JPN) | 
| 7:34.95 | 9 | 12th Makomanai Games | 03. - 04.12.1988 | Sapporo  (JPN) | 
| 7:39.30 | 5 | 37th All Japan High-School Games | 23. - 24.01.1988 | Obihiro  (JPN) | 
| 7:43.67 | 4 | Japanese Junior Allround Championships 1988 | 13. - 14.01.1988 | Hachinohe  (JPN) | 
| 7:29.77 | 1 | 40th Hokkaido Highschool Selection | 26. - 27.12.1987 | Tomakomai  (JPN) | 
| 7:48.60 | 11 | 10th Makomanai Games | 06. - 07.12.1986 | Sapporo  (JPN) | 
| 7:50.18 | 3 | 6th All Japan Junior-College Games | 03. - 04.02.1986 | Matsumoto  (JPN) | 
| 8:13.57 | 4 | 5th All Japan Junior-College Games | 02. - 03.02.1985 | Kushiro  (JPN) |