G# Iwato (Japanese)

A Japanese pentatonic scale, 1–b2–4–b5–b7; the minor 2nds 1–b2 and 4–b5 intensify tension.

Octaves

Musical context

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

Theory

General info

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

Notes & degrees

1G#root
b2Aminor 2nd
4C#perfect 4th
b5Ddim 5th
b7F#minor 7th

Construction

Overview
A Japanese pentatonic scale, 1–b2–4–b5–b7; the minor 2nds 1–b2 and 4–b5 intensify tension.
Application in music
The lowered 2nd tends toward the tonic and the diminished 5th toward the perfect 5th; both emphasise instability.
Interval formula
G#
H
A
2W
C#
H
D
2W
F#

Tensions & resolutions

Stable degrees

IG#nominal centretonic

Typical resolutions & tensions

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

This scale on guitar 🎸

See how G# Iwato (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