What is the Ab Hirajoshi Scale?
The Hirajoshi scale is a five-note scale from Japanese traditional music with a haunting, otherworldly quality that immediately evokes Eastern atmosphere. Its distinctive pattern of a major 2nd, minor 2nd, major 3rd, and minor 2nd creates wide leaps and tight clusters that sound unlike anything in Western tonality. Here's how the Ab Hirajoshi Scale lays out on the fretboard. This scale is enharmonically equivalent to G# Hirajoshi.
Notes and Positions
Japanese pentatonic with hollow minor mood. On guitar, the same scale tones repeat in multiple positions, so the real goal is learning how to connect shapes up and down the neck. Use the CAGED boxes as smaller practice areas before linking the full fretboard. In the key of Ab, the notes are: Ab, Bb, Cb, Eb, Fb.
How to Use It
You'll often hear it in Film, Ambient, and Metal. A good way to internalize the sound is to sing the root, then sing a few scale degrees before you play them.
Loop a simple backing track in the same key and target the root on strong beats. Use the interactive fretboard above to spot repeats of the same note on different strings and frets.