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A♯ Ichikosucho (Japanese) scale

About the A sharp Ichikosucho (Japanese) scale

A sharp Ichikosucho (Japanese) is used for traditional Japanese and film music. Think of it as a major scale with an added flat fifth passing tone. It is A Bebop Major with the sixth lowered.

Its notes are A, B, D, D, E, E, G, and A. The formula is W W H H H W W H. It is the fourth mode of E Bebop Dominant.

Two of the notes in A Ichikosucho (Japanese) are black keys, A and D. Ascending through the mode, four white keys fall in a row.

Notes and intervals

1A#A♯Root
2B#B♯Major 2nd
3DDMajor 3rd
4D#D♯Perfect 4th
5EEDiminished 5th
6E#E♯Perfect 5th
7GGMajor 6th
8AAMajor 7th
StepsW W H H H W W H
Semitones2-2-1-1-1-2-2-1
Degrees1 2 3 4 5 5 6 7

Shapes

Chromatic

CC♯D♭DD♯E♭EFF♯G♭GG♯A♭AA♯B♭B

Circle of Fifths

CGDAEBF♯G♭C♯D♭G♯A♭D♯E♭A♯B♭F

Related scales

Ichikosucho (Japanese) in other keys

Modes

The same notes, starting on a different note.

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Bb Ichikosucho (Japanese) scale on piano shown as colored note dots
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