キルケー将棋Circe Shogi

A captured piece is reborn on its home square — if it's empty.
Gote's losses
Status
Sente's losses

The Circe rule

A captured piece is reborn on its own original starting square (demoted back to its base form) — if that square is empty.
If the home square is occupied, the piece is simply removed for good. There is no hand and no drops.