〔第1宣言〕愛と勇気と思いやり 制服向上委員会
The most used Key signatures in this album are A♯, C, with major being the most reccurent mode.
Harmonic Profile 〔第1宣言〕愛と勇気と思いやり
Album has 9 different key signatures, divided as follows:
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13 songs are major (out of 14).