Sudoku Contest

Sudoku: 100 is a multiplayer game designed to put your solving skills to the limits and compete against 100 players in real time.
In Challenge mode, you can play alone and practice by selecting the difficulty level.
In Ranking mode, you can compete for the ranking while playing Sudoku with up to 100 other competitors at the same time.
In Showdown mode, you can play Sudoku problems together and compete against your opponents.

[Item Description]
Clover items randomly fill in empty cells.
Key items fill in designated cells.