Kokonotsu (prounounced 'coconuts') is a puzzle consisting of nine 3x3 boxes forming an 81-field matrix. The object is to place nine different objects in each of the nine 3x3 boxes, each horizontal row, each vertical column as well as both major diagonals.

Features:
• In addition to the 9x9 puzzle, a 4x4 for beginners is included
• Edit functionality to enter puzzles, including Copy and Paste
• Optional marker 'dots' to show possible piece placements
• Solve function to instantly solve your puzzle
• Sudoku mode for entering/solving/playing online or newspaper Sudokus
• Continue Game and Unlimited undo
• Hotkeys for quicker gameplay
• Great graphics and sound
• No nag screens in the trial version (unlimited 4x4 mode play)
• Hi-Res native version for people with 480x640 Hi-Res Devices [Download]
• Square native version for people with 240x240 Square Devices [Download]