Overview
In shogi, Flatfish (olive flounder, 平目 hirame) is a Central Rook (Ranging Rook) opening.
It characteristically uses the Flatfish castle (平目囲い or ヒラメ囲い hiramegakoi) instead of the more usual Mino castle.
See also
Central Rook
Central Rook Silver Horns
Cheerful Central Rook
Ranging Rook
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