D Ichikosucho Piano Scale
Piano scale diagram
D Ichikosucho Scale — Notes and Intervals
The D Ichikosucho scale is an ancient Japanese court music scale used in Gagaku ceremonies. On Piano, it contains the notes D, E, F#, G, Ab, A, B, C#. 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: D, E, F#, G, Ab, A, B, C#
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 D Ichikosucho on Piano
On piano, the D Ichikosucho scale uses 3 black keys. Start with your thumb on D and use the black keys as landmarks for consistent finger placement. Standard major or minor fingering patterns apply.
The D Ichikosucho scale contains both sharps and flats (2 sharps, 1 flat), which is common in altered and exotic scales. This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine
Set a metronome to 80 BPM and play the D Ichikosucho scale in groups of four notes, shifting the starting note each repetition. This builds muscle memory across the entire scale range. After a week, try improvising short 4-bar phrases using only these notes.
Experiment with simple two-chord vamps rooted on D to let the characteristic intervals of the Ichikosucho scale come through clearly.
Piano Tips
At the piano, try voicing the D 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 D Ichikosucho scale contains 8 notes (D, E, F#, G, Ab, A, B, C#). Use the interactive piano diagram above to explore this scale on Piano.