| Yasuhiro Yamakoshi | |
| Fullname: | Yasuhiro Yamakoshi (山腰泰博) |
| Birth Date: | 16 September 1985 |
| Birth Place: | Tokyo, Japan |
| Currentclub: | Tonan Maebashi |
| Clubnumber: | 9 |
| Position: | Forward |
| Youthclubs1: | Teikyo High School |
| Youthclubs2: | Kanagawa University |
| Years1: | 2008–2011 |
| Clubs1: | F.C. Machida Zelvia |
| Caps1: | 84 |
| Goals1: | 26 |
| Years2: | 2012 |
| Clubs2: | Albirex Niigata Singapore |
| Caps2: | 23 |
| Goals2: | 15 |
| Years3: | 2013 |
| Clubs3: | Blaublitz Akita |
| Caps3: | 9 |
| Goals3: | 2 |
| Years4: | 2014– |
| Clubs4: | Tonan Maebashi |
| Pcupdate: | 18 September 2014 |
is a Japanese football player.[1] He plays as a forward and is known for his powerful shots and short-ranged free kicks.