Bb Hirajoshi (Japanese)
A Japanese pentatonic scale, 1–2–b3–5–b6; two minor 2nds make its minor sound more tense.
Octaves
Musical context
How the scale relates to the chord, mode, key and progression.
Theory
General info
- Name
- Bb Hirajoshi (Japanese)
- Family
- Pentatonic scales
- Note count
- 5
- Step formula
- W – H – 4 – H – 4
- Numeric formula
- 0-2-1-4-1-4
Notes & degrees
1Bbroot
2Cmajor 2nd
b3Dbminor 3rd
5Fperfect 5th
b6Gbminor 6th
Construction
- Overview
- A Japanese pentatonic scale, 1–2–b3–5–b6; two minor 2nds make its minor sound more tense.
- Application in music
- Lowered 3rd and 6th degrees supply minor colour; semitones 2–b3 and 5–b6 create the main tendencies.
- Interval formula
- BbWCHDb2WFHGb
Tensions & resolutions
Stable degrees
IBbpoint of resttonic
VFsupports the tonic sonorityfifth
Typical resolutions & tensions
IBbBb
IICC
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.
This scale on guitar 🎸
See how Bb Hirajoshi (Japanese) looks on guitar.
Circle of fifths
The major key on the same tonic and its neighbouring keys on the circle of fifths.
Connections
Practice
Keyboard Trainer
Reinforce it in practice — play and name notes on the interactive keyboard.