Company Kawamata Koichiro created these great apps:
GuessMyAge, kCard, 1to10000, 1to10000c, B0MBxB0MB, DIALPH0NE, LoveGolfSticker, JoggerSticker, ScubaSticker, STAMPxSTAMP, LoveCatSticker, SchoolGalSticker, BabyZaurus, LoveGolf2, LoveGolfStickerEng, SchoolGalStickerEng, Maze_Maker, PooSweeper, and others..
