Ab In (Japanese)

A Japanese pentatonic scale, 1–b2–4–5–b6; two minor 2nds create focused tension.

Octaves

Musical context

How the scale relates to the chord, mode, key and progression.

Theory

General info

Name
Ab In (Japanese)
Family
Pentatonic scales
Note count
5
Step formula
H – 4 – W – H – 4
Numeric formula
0-1-4-2-1-4

Notes & degrees

1Abroot
b2Aminor 2nd
4Dbperfect 4th
5Ebperfect 5th
b6Fbminor 6th

Construction

Overview
A Japanese pentatonic scale, 1–b2–4–5–b6; two minor 2nds create focused tension.
Application in music
Root, 4th and 5th provide structural support; lowered 2nd and 6th add semitone tension.
Interval formula
Ab
H
A
2W
Db
W
Eb
H
Fb

Tensions & resolutions

Stable degrees

IAbpoint of resttonic
VEbsupports the tonic sonorityfifth

Typical resolutions & tensions

IAbAb
IIAA
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.

This scale on guitar 🎸

See how Ab In (Japanese) looks on guitar.

Explore

Circle of fifths

The major key on the same tonic and its neighbouring keys on the circle of fifths.

CAmGEmDBmAF#mEC#mBG#mF#D#mDbBbmAbFmEbCmBbGmFDmAbmajor
Relative key
Dominant
Subdominant
Key signature
4 flats (Bb, Eb, Ab, Db)

Connections

Practice

Keyboard Trainer

Reinforce it in practice — play and name notes on the interactive keyboard.

Open Trainer

Frequently Asked Questions