| Yoshihiro Akiyama | |
|---|---|
 Akiyama in 2017 | |
| Born | July 29, 1975 Osaka, Japan |
| Native name | 秋山成勲 (Akiyama Yoshihiro) 추성훈 (Choo Sung-hoon) |
| Other names | Sexyama |
| Residence | Osaka, Japan |
| Nationality | Japanese |
| Height | 5 ft 10 in (178 cm) |
| Weight | 170 lb (77 kg; 12 st 2 lb) |
| Division | Middleweight Welterweight Lightweight |
| Reach | 75 in (191 cm)[1] |
| Style | Judo |
| Stance | Orthodox |
| Fighting out of | Osaka, Japan |
| Team | Team Cloud Jackson's Submission Fighting |
| Rank | 3rd Dan Black Belt in Judo |
| Years active | 2004–present |
| Mixed martial arts record | |
| Total | 25 |
| Wins | 16 |
| By knockout | 7 |
| By submission | 7 |
| By decision | 2 |
| Losses | 7 |
| By knockout | 2 |
| By submission | 1 |
| By decision | 4 |
| No contests | 2 |
| Other information | |
| Mixed martial arts record from Sherdog | |
Last updated on: October 17, 2010 | |
| Yoshihiro Akiyama | |||||||
|---|---|---|---|---|---|---|---|
| Japanese name | |||||||
| Kanji | 秋山成勲 | ||||||
| Hiragana | あきやま よしひろ | ||||||
| |||||||
| Korean name | |||||||
| Hangul | 추성훈 | ||||||
| Hanja | 秋成勳 | ||||||
| |||||||
| Medal record | ||
|---|---|---|
| Men's judo | ||
Representing  South Korea
| ||
| Asian Championships | ||
 |
2001 Ulaanbaatar | –81 kg |
Representing  Japan
| ||
| Asian Games | ||
|
2002 Busan | –81 kg |
Yoshihiro Akiyama (Japanese: 秋山 成勲, born July 29, 1975), also known as Choo Sung-hoon (추성훈) and by his nickname Sexyama, is a Japanese mixed martial artist and judoka who won the gold medal at the 2001 Asian Championships for South Korea and for Japan at the 2002 Asian Games. He is the former K-1 HERO's Light Heavyweight Grand Prix Tournament Champion.