Mafumi Koganesawa
Japan (JPN)
Male
Personal Records
| 500m | 44,08 | 22 December 2009 | Hachinohe-Piping (JPN) |
| 1000m | 1.33,32 | 20 December 2008 | Koriyama (JPN) |
Season Bests
| 500m | 44,08 | 22 December 2009 | Hachinohe-Piping (JPN) |
| 1000m | 1.33,52 | 21 December 2009 | Hachinohe-Piping (JPN) |
| 500m | 44,43 | 13 December 2008 | Yamagata (JPN) |
| 1000m | 1.33,32 | 20 December 2008 | Koriyama (JPN) |
| 500m | 47,94 | 8 December 2007 | Yamagata (JPN) |
| 1000m | 1.40,14 | 8 December 2007 | Yamagata (JPN) |
Results
| 31st Northeast Junior High School Championship | Hachinohe-Piping (JPN) | 21 - 23 December 2009 | ||||||||||||||||||||
|
||||||||||||||||||||||
| Yamagata Prefecture Preliminary Round Meeting | Yamagata (JPN) | 12 December 2009 | ||||||||||||||||||||
|
||||||||||||||||||||||
| 6th Yamagata Prefecture Competition | Yamagata (JPN) | 21 February 2009 | ||||||||||||||||||||
|
||||||||||||||||||||||
| 30th Northeast Junior High School Championship | Koriyama (JPN) | 20 - 22 December 2008 | ||||||||||||||||||||
|
||||||||||||||||||||||
| 58th Yamagata Prefecture High School Championship | Yamagata (JPN) | 13 December 2008 | ||||||||||||||||||||
|
||||||||||||||||||||||
Native Language Names