Sudoku Samurai - 200 Hard Puzzles 9x9 (Volume 16)

Samurai Sudoku - kind of Sudoku puzzles. The playing field consists of five squares measuring 9 x 9. The numbers 1 to 9 must be placed correctly in all five squares.
Place 1 to 9 once each into every row.
Place 1 to 9 once each into every column.
Place 1 to 9 once each into every bold-lined 3x3 box. The puzzle book contain:
- 200 Puzzles
- Handy 6 x 9 inch Book Layout
- 1 Puzzles per Page
- Ideal for Experts In the book you will find a description and examples of solutions for all puzzles.
The book is for those who like logic and math problems. Decide, developing and improving.