Ruku Kobayashi

4
Applications
4
Reviews
Piano Reading Trainer
Piano Reading Trainer

Ruku Kobayashi

Education

(2)

Free
Chord Sense Trainer：コードセンス
Chord Sense Trainer：コードセンス

Ruku Kobayashi

Music
Free
Piano Chord Guide
Piano Chord Guide

Ruku Kobayashi

Music
Free
Piano Chord & Scale
Piano Chord & Scale

Ruku Kobayashi

Music

(2)

Free