| Ryota Arimitsu 有光 亮太 | |
| Fullname: | Ryota Arimitsu |
| Birth Date: | 21 April 1981 |
| Birth Place: | Iizuka, Fukuoka, Japan |
| Height: | 1.74 m |
| Position: | Forward |
| Youthyears1: | 1997–1999 |
| Youthclubs1: | Tokai University Daigo High School |
| Years1: | 2000–2001 |
| Clubs1: | Real Cesate |
| Years2: | 2003–2006 |
| Clubs2: | Avispa Fukuoka |
| Caps2: | 58 |
| Goals2: | 11 |
| Years3: | 2007–2013 |
| Clubs3: | V-Varen Nagasaki |
| Caps3: | 162 |
| Goals3: | 80 |
| Totalcaps: | 220 |
| Totalgoals: | 91 |
is a Japanese former professional footballer who played as a forward.
| Club | Season | League | Cup | League Cup | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| Avispa Fukuoka | 2003 | J2 League | 0 | 0 | 0 | 0 | — | 0 | 0 | ||
| 2004 | 19 | 6 | 2 | 0 | — | 21 | 6 | ||||
| 2005 | 28 | 5 | 2 | 0 | — | 30 | 5 | ||||
| 2006 | J1 League | 11 | 0 | 1 | 0 | 3 | 1 | 15 | 1 | ||
| Total | 58 | 11 | 5 | 0 | 3 | 1 | 66 | 12 | |||
| V-Varen Nagasaki | 2007 | Regional Leagues | 20 | 15 | 3 | 0 | — | 23 | 15 | ||
| 2008 | 18 | 16 | — | — | 18 | 16 | |||||
| 2009 | Football League | 31 | 10 | 2 | 0 | — | 33 | 10 | |||
| 2010 | 34 | 13 | 1 | 0 | — | 35 | 13 | ||||
| 2011 | 32 | 19 | 1 | 0 | — | 33 | 19 | ||||
| 2012 | 24 | 7 | 2 | 0 | — | 26 | 7 | ||||
| 2013 | J2 League | 3 | 0 | 0 | 0 | — | 3 | 0 | |||
| Total | 162 | 80 | 9 | 0 | 0 | 0 | 171 | 80 | |||
| Career total | 220 | 91 | 14 | 0 | 3 | 1 | 237 | 92 | |||