Masyu [MASY-2-007P]
Example
Masyu Puzzle Archive 
Similar Puzzle Books
Loop Logic Puzzles – Collection I
US, CA; UK, DE, FR, ES, IT, other
Puzzles in this book: Slitherlink, Moon or Sun, Country Road, Balance Loop, Koburin
Loop Logic Puzzles – Collection III
US, CA; UK, DE, FR, ES, IT, other
Puzzles in this book: Linesweeper, Castle Wall, Detour, Shingoki, Every Second Turn
