Press Release

Doku-Doku for iPhone, iPad & iPod Touch™: Refined number placement Sudoku-style puzzles!

Doku-Doku for iPhone

April 2, 2015 - Hihashihiroshima, JAPAN - KEMCO proudly announces the release of Doku-Doku set to hit the App Store™ today. It is made available for free with additional puzzles available via in-app purchases.


Doku-Doku is a cool and stylish Sudoku-style number placement puzzle. Fill each cell with numbers between 1 and 9 getting the hints from the 9x9 playing board. The same number can be placed only once in each column, row and a 3x3 region. The game features a useful Memo and an easy-to-read Guide function that help enjoying a smooth gameplay, and graphics and controls have been redesigned to improve the overall game experience.

Monthly-added new puzzles

New puzzles will be added monthly! (*You can get additional puzzle packs (30 puzzles each) via in-app purchases.)
You are a core fan of Sudoku? Want to push the envelope of your logicalness?
Why not challenge new puzzles and achieve the full completion!?

Simple and beautiful interface

The game was designed to excel in usability with a friendly and refined user interface in order to enjoy the puzzles to the utmost!


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