fuaranScale Mastery
SCALE · ON TUBA

B♯ 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 title B♯ Yo
Engraved by Verovio 6.2.0-43f8060 2 title B♯ Yo
Verovio
Tempo120 bpm

Audio source: synthesised in-browser via Tone.js (MIT)

FingeringFollows the scale as it plays — written pitch, matches the staff
B♯1234partial 3
Harmonic seriesTube of the tonic fingering — B♯ sounds partial 3
partial 1 — F0 (+0¢)1partial 2 — F1 (+0¢)2partial 3 — C2 (+2¢)3partial 4 — F2 (+0¢)4partial 5 — A2 (-14¢)5partial 6 — C3 (+2¢)6partial 7 — D♯3 (-31¢)7-31¢partial 8 — F3 (+0¢)8partial 9 — G3 (+4¢)9partial 10 — A3 (-14¢)10partial 11 — B3 (-49¢)11-49¢partial 12 — C4 (+2¢)12
Related scales
Same scale, other instruments
Same scale, other tonics
Modes built on this tonic
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Theory reference
Questions
What notes are in the B♯ Yo scale?

The B♯ Yo scale uses the notes B♯, C𝄪, E♯, F𝄪, G𝄪 (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 B♯ to get the B♯ Yo scale.

What chords work over B♯ 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 B♯ Yo on Tuba?

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.