also: オだん
noun
o-row; row of kana ending in 'o'
Linguistics term referring to the row of the Japanese syllabary (五十音図) whose syllables end with the vowel 'o': お (オ), こ (コ), そ (ソ), と (ト), の (ノ), ほ (ホ), も (モ), よ (ヨ), ろ (ロ), を (ヲ).
See also: 五十音
五十音図の「お段」には、お、こ、そ、と、の、ほ、も、よ、ろ、をが含まれる。
The 'o-row' of the syllabary chart includes お, こ, そ, と, の, ほ, も, よ, ろ, and を.
The 'a' row of the syllabary; お段 is the 'o' row.
Compound of お (the kana for 'o') and 段 (だん, 'row' or 'column'), referring to the row in the kana syllabary chart where each kana ends with the vowel 'o'.