A♭ In Sen
Japanese 5-note urban shamisen scale — 1 ♭2 4 5 ♭7. Modal-jazz workhorse beyond Japan.
Playback sounds an octave below the written notation — the instrument's concert (sounding) pitch.
Audio source: tonejs-instruments by Nick Brosowsky (MIT)
What notes are in the A♭ In Sen scale?
The A♭ In Sen scale uses the notes A♭, B𝄫, D♭, E♭, G♭ (one octave; the pattern repeats at higher registers).
What's the In Sen scale formula?
The In Sen scale follows the interval pattern H 4 W W+H W, where W = whole step (2 semitones) and H = half step (1 semitone). Apply that pattern starting on A♭ to get the A♭ In Sen scale.
What chords work over A♭ In Sen?
Try chord pairings derived from the scale's third, fifth, and seventh degrees as roots — they share the most diatonic notes.
How do I finger A♭ In Sen on Guitar?
On guitar, scales are typically learned as position patterns — three- or four-notes-per-string shapes that move up the neck. The CAGED system positions each scale in five interconnected patterns; the three-notes-per-string approach simplifies modal scales.
When would I use the In Sen scale?
Japanese 5-note urban shamisen scale — 1 ♭2 4 5 ♭7. Modal-jazz workhorse beyond Japan.