Tangram Gak Sato
The most used Key signatures in this album are Am, D, Fm, Em, C, G♯, C♯, A♯m, B, Gm, Bm, with minor being the most reccurent mode.
Harmonic Profile Tangram
Album has 11 different key signatures, divided as follows:
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6 songs are minor (out of 11).