Company G-SOFT created these great apps:
ABCReader, SedoReader, BCRTester, MediaKeeper, Roulette., Fishlog., 記録を探しやすい底値記録アプリ - PriceRecord, SuperGetter, @PriceCalc, WorldWalker, Notify when you go nearby, See usage to save electricity, Check charge count, Discover spots you don't know!, and others..