Tai shogi is a large board variant of shogi. The game dates to the 15th century and is based on earlier large-board shogi games. Before the discovery of taikyoku shogi in 1997, tai shogi was believed
Tai shogi set display in at the Tendō shogi museum (天童市将棋資料館) showing the initial setup
A fairy chess piece, variant chess piece, unorthodox chess piece, or heterodox chess piece is a chess piece not used in conventional chess but incorporated into certain chess variants and some unortho
Fragment of a chessboard and chess pieces from 17th-century Russia. This may once have been a "standard" form of chess in a particular area.