Company Ryo Tsudukihashi created these great apps:
足利工業大学スクールバス, Puzzle and Battle, MacAddressQuiz, パンケーキ屋さん, FightAction, SameColor, 星防衛, WaterLife, BookBank 〜読書銀行〜, Hotdog, Marshmallow Music Player, SkyCode, 1of366, WidgetQiita, WidgetZenn, Floating Notepad, Improve image quality Enlarger, PIPMP, PictIn, ながらカウンター, すずめ, らくタグ, AlwaysOnTimer, 今日は何の日ウィジェット, TicketMania, ikaQR, Simple Touch The Numbers, ClockWidgets, PhotoGuards, and others..
