U+1D0C0 "𝃀" Byzantine Musical Symbol Fthora Diatoniki Zo Unicode Character

U+1D0C0 "𝃀" Byzantine Musical Symbol Fthora Diatoniki Zo is a typographic glyph used in Byzantine music notation to represent a specific type of fthora, or modulation sign, indicating a diatonic tuning shift for the note Zo. This symbol is part of the Byzantine Musical Symbols block within Unicode, which encodes the neumes, signs, and accents employed in the musical tradition of the Eastern Orthodox Church to notate chant melodies. The fthora diatoniki zo serves as a microtonal and modal guide for singers, helping to preserve the correct interval structure and melodic character of the diatonic genus within the Byzantine octoechos system.