From January 2021 many browsers will no longer support Flash technology and some games such as Ninja Mahjong may not work.
Solutions are being studied to allow Flash games being playable again on browser. If your game doesn't work you can try one of the similar games on this page.
Ninja MahjongAuthor : Character Arcade - 21 804 plays
Rival ninjas sneaked into your dojo and caused chaos with your Mahjong tiles. Use your ninja skills to clear your dojo of all tiles as quickly as you can. This is a classic Mahjong game, where the aim is to pair off similar pieces to remove them from the screen.