A free tile-matching mahjong game with lovely butterflies is
called Butterfly Kyodai.
To gently glide away, match two of the same butterfly.
The Game of Butterfly Most of the regular mahjong rules are
adhered to in kyodai.
Only the edges of the board need to be matched in pairs.
Unless they are immediately next to one another,
butterflies that are obstructed by other pieces will not count.
Press W, D, X, Up, Right, or Mouse to move the cursor ahead.
Press S, A, Z or the Down or Left arrows to turn in the other
direction.