Sumiko Shizuka

titleISBN-13year of publication
Japanese Style Sudoku: Blue Belt: Intermediate Level Puzzles978-1-4774-2360-82012
Japanese Style Sudoku: Dragon Belt: Moderate Level Puzzles978-1-4774-2396-72012
Japanese Style Sudoku: Green Belt: Medium Level Puzzles978-1-4774-2382-02012
Japanese Style Sudoku: Moderate Level Puzzles978-1-4774-2410-02012
Japanese Style Sudoku: Orange Belt: Light Workout Puzzles978-1-4774-2385-12012
Japanese Style Sudoku: Red Belt: Moderate Level Puzzles978-1-4774-2353-02012
Japanese Style Sudoku: Tiger Belt: Moderate Level Puzzles978-1-4774-2405-62012
Japanese Style Sudoku: Yellow Belt: Easy to Moderate Puzzles978-1-4774-2376-92012
Tokyo Style Sudoku: Green Belt: Medium Level Puzzles978-1-4774-2423-02012
Tokyo Style Sudoku: Red Belt: Moderate Level Puzzles978-1-4774-2416-22012

S S · Shinchi Suzuki · Shinichi Sekizawa · Shinichi Suzuki · Shinnichi Suzuki · Sinichi Suzuki

Sumio Saito