Ōshō (shogi)

Ōshō
Native name王将戦
TypeTitle
Official nameALSOK王将戦
Sponsor(s)
Winner's titleŌshō
Reigning championSōta Fujii
Number of times held74
First held
  • Non-title (1950)
  • Title (1951)
Last held2024
Lifetime champions
Most times wonYasuharu Ōyama (20)
Most consecutive winsYasuharu Ōyama (9)
Website(s)
JSA tournament website (in Japanese)
Sponsor's tournament website (in Japanese)

Ōshō (王将, ōshō) is one of the eight titles in Japanese professional shogi. The tournament is co-sponsored by Sports Nippon and the Mainichi Shimbun with additional support received from ALSOK and the Igo & Shogi Channel.

The word also refers to the piece called the "King" in shogi.