Ratings
YAMAMOTO Osamu (Japan)Japanese name(s): 山本司
1 tournaments
6 results
Rated 660 in Japan and 787 in Asia&Oceania&Africa and 975 in the World
Latest rating: 1573
6 results
Rated 660 in Japan and 787 in Asia&Oceania&Africa and 975 in the World
Latest rating: 1573
2018-06-17: 25_Tsukuba_challenge(Japan)
| SUZUKI Ryouta | 50-14 | YAMAMOTO Osamu |
| YAMAMOTO Osamu | 64-00 | YAMAMOTO Kaori |
| SUZUKI Fujio | 57-07 | YAMAMOTO Osamu |
| YAMAMOTO Osamu | 43-21 | SUZUKI Ryouta |
| YAMAMOTO Osamu | 47-17 | YAMAMOTO Kaori |
| YAMAMOTO Osamu | 55-09 | SUZUKI Fujio |