fuaranScale Mastery
SCALE · ON TROMBONE

C𝄪 Yo

Japanese 5-note country-folk shamisen scale — 1 2 4 5 6. The bright counterpart to In Sen.

MEIMIDIHumdrum
Choose a root
Meter:Octave per barCrotchets in 4/4Quavers in 4/4Triplets in 4/4
Engraved by Verovio 6.2.0-43f8060 5 title C𝄪 Yo
Engraved by Verovio 6.2.0-43f8060 2 3 4 5 title C𝄪 Yo
Verovio
Tempo120 bpm

Audio source: tonejs-instruments by Nick Brosowsky (MIT)

FingeringFollows the scale as it plays — written pitch, matches the staff
C𝄪1234567partial 3
Harmonic seriesTube of the tonic fingering — C𝄪 sounds partial 3
partial 1 — G1 (+0¢)1partial 2 — G2 (+0¢)2partial 3 — D3 (+2¢)3partial 4 — G3 (+0¢)4partial 5 — B3 (-14¢)5partial 6 — D4 (+2¢)6partial 7 — F4 (-31¢)7-31¢partial 8 — G4 (+0¢)8partial 9 — A4 (+4¢)9partial 10 — B4 (-14¢)10partial 11 — C♯5 (-49¢)11-49¢partial 12 — D5 (+2¢)12
Related scales
Same scale, other instruments
Same scale, other tonics
Modes built on this tonic
Compare with
Theory reference
Questions
What notes are in the C𝄪 Yo scale?

The C𝄪 Yo scale uses the notes C𝄪, D𝄪, F𝄪, G𝄪, A𝄪 (one octave; the pattern repeats at higher registers).

What's the Yo scale formula?

The Yo scale follows the interval pattern W W+H W W W+H, where W = whole step (2 semitones) and H = half step (1 semitone). Apply that pattern starting on C𝄪 to get the C𝄪 Yo scale.

What chords work over C𝄪 Yo?

Try chord pairings derived from the scale's third, fifth, and seventh degrees as roots — they share the most diatonic notes.

How do I finger C𝄪 Yo on Trombone?

On brass, scales train embouchure + valve / slide coordination across the partials. Slow practice with a tuner reveals intonation tendencies (e.g., the 5th partial sharp on trumpet).

When would I use the Yo scale?

Japanese 5-note country-folk shamisen scale — 1 2 4 5 6. The bright counterpart to In Sen.