G# Ichikosucho Piano Scale
Piano scale diagram
G# Ichikosucho Scale — Notes and Intervals
The G# Ichikosucho scale is an ancient Japanese court music scale used in Gagaku ceremonies. On Piano, it contains the notes G#, A#, C, C#, D, D#, F, G. It has a Lydian-like structure and is used to evoke a sense of imperial majesty and historical tradition. Commonly used in Japanese, Classical, Film Scores. Notable players include Takemitsu, Hosokawa. Use over Maj7#11 in Japanese-influenced compositions. Adds cultural authenticity to Eastern-themed scores.
Notes: G#, A#, C, C#, D, D#, F, G
Intervals: 1P, 2M, 3M, 4P, 5d, 5P, 6M, 7M
Degrees: 1 2 3 4 5 6 7 8
Formula: W-W-H-H-H-W-W-H
Number of notes: 8
How to Play G# Ichikosucho on Piano
On piano, the G# Ichikosucho scale uses 4 black keys. With several black keys involved, let the thumb naturally fall on white keys where possible. Practice hands separately at first, paying attention to smooth thumb-under transitions.
The G# Ichikosucho scale contains 4 sharps (G#, A#, C#, D#). This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine
Begin by playing the G# Ichikosucho scale ascending and descending at 80 BPM using a metronome, one note per beat. Once comfortable, practice in thirds (G#-C, A#-C#) to build intervallic familiarity. Spend 5 minutes daily on this pattern before increasing tempo by 10 BPM.
Experiment with simple two-chord vamps rooted on G# to let the characteristic intervals of the Ichikosucho scale come through clearly.
Piano Tips
At the piano, try voicing the G# Ichikosucho scale in the left hand as blocked intervals (thirds or sixths) while the right hand plays the melody. This develops your harmonic ear and comping skills simultaneously.
The G# Ichikosucho scale contains 8 notes (G#, A#, C, C#, D, D#, F, G). Use the interactive piano diagram above to explore this scale on Piano.