数すう字じ譜ふ

noun

numerical musical notation

A music notation system using numbers (often 1–7) to represent scale degrees, common in some Asian traditions and for simple instruments.

• 数すう字じ譜ふは、数すう字じで音おん階かいを表あらわす楽がく譜ふの一いっ種しゅです。

  Numerical musical notation is a type of score that represents the scale with numbers.