Company Tatsuya Yamaguchi created these great apps:
Baby Growth Chart, Baby Growth Chart Lite, Play the Clock, Handwriting Math Training, Handwriting Math Training for Kids, FLEEING ROBOT, FLEEING ROBOT / Construction Set, VR CROSS ROAD, 旗当番表メーカー, IVs Camera, わざタイプ相性表, Voxel Drafter, Pik Friends, IVs Checker, and others..