| Aya Koyama | |
| Birth Date: | 8 March 1973 |
| Birth Place: | Wakayama, Japan |
| Other Names: | Aliya |
| Residence: | Japan |
| Nationality: | Japanese |
| Height: | 160 cm |
| Weight: | 58 kg |
| Style: | Professional wrestling |
| Team: | AJW (1996-2001) Jd' (1996) |
| Years Active: | 1996-2001 & 2005-2008 (wrestling) 2001-2004 & 2010 (MMA) |
| Mma Draw: | 1 |
| Mma Kowin: | 0 |
| Mma Subwin: | 4 |
| Mma Decwin: | 0 |
| Mma Koloss: | 0 |
| Mma Subloss: | 6 |
| Mma Decloss: | 4 |
| Occupation: | wrestler, mixed martial artist |
| Sherdog: | 7004 |
, better known by her stage name, was a Japanese female mixed martial artist and a professional wrestler.[1] [2] She started her career as a pro wrestler in 1996 before starting to compete in mixed martial arts from 2001.[3]
She debuted on April 14, 1996 as a professional wrestler with JDStar and later competed for promotions such as All Japan Women's Pro Wrestling and Big Japan Pro Wrestling.[4] In 2001, she took a brief break from professional wrestling to focus in the mixed martial arts. However, she returned to wrestling in 2005 by using the name "Aliya".[5] She wrestled her last match in 2017.
She began competing professionally in MMA from May 2001 and lost her opening match to Anna Kopyrina (on 3 May 2001).[6] She faced disastrous start during her mixed martial arts career by losing her first five consecutive matches and ended her career with 4 wins, 10 losses and 1 draw (4-10-1).[7] She fought her last MMA match while she was battling with level 4 cancer on 10 October 2010 following her comeback to mixed martial arts after six years and lost it to Miki Morifuji.[8]
Aya Koyama died on 27 August 2018 at the age of 45 due to cancer.[9] [10] [11]