Where does “ら行” come from?

ら行 (Japanese) comes from Japanese 行, from Middle Chinese 行.

ら行 (Japanese): the ninth row of the 五十音図, consisting of the five kana ら/ラ, り/リ, る/ル, れ/レ and ろ/ロ

Definitions

  1. the ninth row of the 五十音図, consisting of the five kana ら/ラ, り/リ, る/ル, れ/レ and ろ/ロ

Ancestry of “ら行”, step by step

ら行 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesea line of text; a row of a matrix; Abbreviation...
2Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japaneseimperfective form of the suffix る; 等 pluralizing...
2Old Japanese
Every word from Middle Chinese Every word from Japanese