Hiroko Yamanaka
Mixed martial artist
- Born
- 24 October 1978, Kisarazu
- Citizenship
- Japan
- Sport
- mixed martial arts
- Occupation
- mixed martial arts fighter, kickboxer
Hiroko Yamanaka (山中 裕子, Yamanaka Hiroko), more commonly known simply as Hiroko (styled in capitals) and nicknamed Incomplete Queen (未完の女王, mikan no joō) or Cat's Eye, is a retired Japanese female mixed martial arts (MMA) fighter. She fought for Invicta FC, Strikeforce and Jewels, and was the final Smackgirl Open Weight Champion. Yamanaka announced her retirement on August 6, 2013 (2013-08-06).
External links
Facts from Wikidata Q5770440 (CC0); quoted introduction from English Wikipedia (CC BY-SA 4.0). Data retrieved 2026-10-22.
Data: Wikidata (CC0 1.0); Wikipedia (English) (CC BY-SA 4.0). Retrieved 2026-10-22.