Alternate titles: Sudoku to 3-Tsu no Puzzle: Nikoli no Puzzle Variety | Sudoku: The Puzzle Game Collection
Description of Nikoli’s Pencil Puzzle
Nikoli’s Pencil Puzzle is a puzzle video game that was released on Nintendo 3DS console in 2011. It was developed by Natsume Co., Ltd. and published by Hudson Soft Company, Ltd.

