Company Akira Nagao created these great apps:
Bass guitar free, for learning,basic lessons, 5 string bass, Piano Free for practice, learning, Drum Free!! Snare Drum for learning,exercise, ゆっくり読譜 ゆっくりと無料で楽譜が読めるようになる！初心者の読譜練習に！, Trumpet simulator for free!! Virtual Trumpet, brass instrument,fingering exercise, Jazz Card ,learn jazz chord progression 2-5-1, Yukkuri Read Music - Bass Clef, All The Things - ジャズ・カード2 ジャズ初心者のコード進行の理解をサポート！, Diatonic Chord - Jazz Card3, Learn Piano, Autumn - JazzCard4 Learns a chord progression of standard number!!, JazzCard5 Fly Me, JazzCard6 RhythmC, JazzCard7 Wish Star, JazzCard8 Wine, JazzCard9 Softly, JazzCard10 Another You, Jazz Card11 A Train, Jazz Card12. Nows Time, and others..
