Seiren～彼方に謡う哀憐の姫～ 少女病
The most used Key signature in this album is D♯m. with minor being the most reccurent mode.
Harmonic Profile Seiren～彼方に謡う哀憐の姫～
Album has 7 different key signatures, divided as follows:
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5 songs are minor (out of 8).
