Bb 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
Bb 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

1Bbroot
b2Cbminor 2nd
4Ebperfect 4th
5Fperfect 5th
b6Gbminor 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
Bb
H
Cb
2W
Eb
W
F
H
Gb

Tensions & resolutions

Stable degrees

IBbpoint of resttonic
VFsupports the tonic sonorityfifth

Typical resolutions & tensions

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

This scale on guitar 🎸

See how Bb 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#mDbBbmAbFmEbCmBbGmFDmBbmajor
Relative key
Dominant
Subdominant
Key signature
2 flats (Bb, Eb)

Connections

Practice

Keyboard Trainer

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

Open Trainer

Frequently Asked Questions