Fun to play as long as you can understand Japanese.
Mostly, the difference of the thinking has its subtle coinsidence in the emerging problems of the judging if it is the sly level or it is just simple. If it is too hard or it is just a little complicated. Some just Americans puzzles have its too sly construction that fool itself and that looses its charming. The Japan way is much easier and the same way appropriatelly hard. Thank You very much for Your puzzle.
Shirt but sweet