F# Ichikosucho Piano Scale
Piano scale diagram
F# Ichikosucho Scale — Notes and Intervals
The F# Ichikosucho scale is an ancient Japanese court music scale used in Gagaku ceremonies. On Piano, it contains the notes F#, G#, A#, B, C, C#, D#, F. 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: F#, G#, A#, B, C, C#, D#, F
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 F# Ichikosucho on Piano
On piano, the F# Ichikosucho scale uses 5 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 F# Ichikosucho scale contains 5 sharps (F#, 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
Practice the F# Ichikosucho scale by playing it ascending with one rhythmic feel (straight eighth notes) and descending with another (swing or triplets) at 80 BPM. This dual approach trains both technical accuracy and rhythmic versatility with the 8 notes of the scale.
Experiment with simple two-chord vamps rooted on F# to let the characteristic intervals of the Ichikosucho scale come through clearly.
Piano Tips
On piano, practice the F# Ichikosucho scale hands together in contrary motion (one hand ascending, the other descending). This builds independence and strengthens your awareness of the scale's symmetry.
The F# Ichikosucho scale contains 8 notes (F#, G#, A#, B, C, C#, D#, F). Use the interactive piano diagram above to explore this scale on Piano.