noun
A wasei-eigo term for the board game Othello, also known as Reversi. The game is played with black and white discs on a green board.
wasei-eigo (Japanese-coined English), from Othello game
See also: オセロ
週末に家族でオセロゲームをした。
We played Othello as a family over the weekend.
オセロゲームのルールは簡単だけど、奥が深い。
The rules of Othello are simple, but it's a deep game.