Conceived by Japan’s greatest puzzle mind, Tetsuya Nishio, who takes great pleasure hand-creating tricky teasers for Sudoku fans. In this series, he provides 101 Sudoku, plus an assortment of new puzzles, so once fans have got defeated the Soduku, they can test out a whole new line of torture! The price point, trim and level of difficulty have all been especially tailored to perfectly suit the gamer on the move.