Compare
Hirajoshi vs Pentatonic Minor
Both five-note minor scales. Hirajoshi (1 2 ♭3 5 ♭6) sounds distinctly Japanese; minor pentatonic (1 ♭3 4 5 ♭7) is the universal pop / blues set.
Hirajoshi
R
♭2
2
♭3
3
4
♭5
5
♭6
6
♭7
7
Pentatonic Minor
R
♭2
2
♭3
3
4
♭5
5
♭6
6
♭7
7
What's different
Only in Hirajoshi
2♭6
Only in Pentatonic Minor
4♭7
In both
R♭35
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