Let's start jamming Kikuohana - (Kikuo To Hanatann) 夜行性 chords, Practice these chords sequence - F#, C, G, F#, C, E, D#, E, C, Em and C. I suggest starting at a calm pace of 70 BPM, and as you gain confidence, approach the song's BPM of 140. Adapt the capo setting considering your vocal range, with reference to the key: C# Minor.