- Flower Sudoku extreme 200 Puzzle with solution Vol 1: Variation of Sudoku, which is very similar to Samurai Sudoku. Extremely difficult
- Flower Sudoku 200 Puzzle with solution Vol 6: Sudoku variation similar to Samurai Sudoku
- Flower Sudoku 200 Puzzle with solution Vol 1: Sudoku variation similar to Samurai Sudoku
- Flower Sudoku 200 Puzzle with solution Vol 8: Sudoku variation similar to Samurai Sudoku
- Flower Sudoku extreme 200 Puzzle with solution Vol 9: Variation of Sudoku, which is very similar to Samurai Sudoku. Extremely difficult



















