Oyama after winning the Meijin title for the first time in 1952.
|Born||March 13, 1923|
|Died||July 26, 1992(aged 69)|
|Achieved professional status||January 1, 1940(aged 16)|
|Teacher||Kinjiro Kimi (9 dan)|
|Major titles won||80|
|Career record||1433–781 (.647)|
|JSA profile page|
Yasuharu Ōyama (大山 康晴 Ōyama Yasuharu, March 13, 1923 - July 26, 1992) was a professional shogi player, 15th Lifetime Meijin and president of Japan Shogi Association (1976 - 1989). He studied shogi under Kinjiro Kimi[ja] (木見金治郎 Kinjirō Kimi). He won 80 titles (2nd on record), 44 other type tournaments (1st on record as of 2014) and 1433 games (1st on record) in life, and was awarded five lifetime titles: Lifetime Meijin, Lifetime Jūdan, Lifetime Ōi, Lifetime Kisei and Lifetime Ōshō.
Ōyama played as professional from 1940 until his death in 1992. His students include Michio Ariyoshi, Isao Nakata and Hisashi Namekata. He was awarded as honorary citizen of Kurashiki, Okayama, his birthplace and then Hyakkoku, Aomori (now merged to Oirase, Aomori).
- Medal with Purple Ribbon (1979)
- Kikuchi Kan Prize (1987)
- Person of Cultural Merit (1990)
- Order of the Sacred Treasure, 2nd class, Gold and Silver Star (1992)
- Senior Fourth Rank (1992)
- "棋士紹介-物故棋士 （1955年以降）". 日本将棋連盟. 日本将棋連盟 (Japan Shogi Association). Archived from the original on 2014-09-23. Retrieved 2014-09-29.
- "組織概要[創立・沿革]". 日本将棋連盟. Archived from the original on 2014-10-06. Retrieved 2014-09-29.
- "大山将棋記念館". Tooなび・青森情報サイト. Too Nippo Sha. Archived from the original on 2014-10-06. Retrieved 2014-09-29.
- "故・大山康晴名人による中将棋のススメ". 中将棋連盟. Retrieved 2018-02-28.
- "シャンチーとは". シャンチー協会. 日本シャンチー協会. Archived from the original on 2014-10-06. Retrieved 2014-09-29.