Japan Riddles is a logical puzzle game. It is a computer variant of popular puzzles known as Nonograms, Griddlers or Japan Crossword Puzzles. Goal is to draw a picture discovering what cells to paint from numbers on the left and top of picture. We present you both two-color puzzles and colored ones with up to 28 colors on 70x70 field. Japan Riddles allows to save unfinished game and load them later to play up to the end.