Masahiko Tamakami (M 50)
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2011 | ||||||
| Kodiak Ultra Marathons (CA) | 09/10/11 | 50 KM | 6:27:56 | 15 | 14 | |
| Headlands Endurance Runs (CA) | 08/06/11 | 100 Miles | 25:39:18 | 15 | 14 | |
| Leona Divide (CA) | 04/30/11 | 50 Miles | 8:40:10 | 28 | 24 | |
| Old Goat (CA) | 03/26/11 | 50 Miles | 10:20:40 | 27 | 21 | |
| Bandit Ultra Trail Run (CA) | 02/20/11 | 50 KM | 5:11:32 | 6 | 6 | |
| 2010 | ||||||
| Chimera (CA) | 09/18/10 | 100 Miles | 26:46:00 | 4 | 4 | |
| Western States 100 (CA) | 06/26/10 | 100 Miles | 26:07:55 | 157 | 134 | |
| Rocky Road (CA) | 04/24/10 | 100 Miles | 27:14:46 | 5 | 5 | |
| Twin Peaks 50 (CA) | 02/13/10 | 50 Miles | 12:18:00 | 8 | 8 | |
| 2009 | ||||||
| Dick Collins Firetrails (Inactive) (CA) | 10/10/09 | 50 Miles | 9:34:28 | 81 | 71 | |
| Blue Canyon (CA) | 06/06/09 | 50 KM | 9:41:14 | 24 | 16 | |