To learn Junpei Oda - 砂時計 chords, grasp the musical fabric of the song with this sequence - Dm, Am, Dm, E, A, Dm, Am, E and Am of chords. Adjust your pace with the tempo control on ChordU, starting slowly and speeding up progressively. With C Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.