O'Ekaki is the new Sudoku which challenges puzzlers on many levels as elaborate pictures emerge from the grid format games. The mind of puzzle master and Sudoku champion Nishio Tetsuya works in fascinating ways. When he is not bending minds with devilish number games, he is working on the artistic minds of gamers worldwide with his O'Ekaki line of deliciously devious paint-by-logic puzzles. Each puzzle's title provides a clue to the picture that will finally emerge.