O (kana)

o
Hiragana
Katakana
Transliterationo
Hiragana origin
Katakana origin
Man'yōgana意 憶 於 應
Spelling kana大阪のオ
(Ōsaka no "o")

O (hiragana: , katakana: ) is one of the Japanese kana, each of which represents one mora. In the modern Japanese system of alphabetical order, they occupy the fifth place in the modern Gojūon (五十音) system of collating kana. In the Iroha, they occupy the 27th, between and . In the table at right (ordered by columns, from right to left), お lies in the first column (あ行, "column A") and the fifth row (お段, "row O"). Both represent [o].

Form Rōmaji Hiragana Katakana
Normal a/i/u/e/o
(あ行 a-gyō)
o
ou
oo
ō
おう, おぅ
おお, おぉ
おー
オウ, オゥ
オオ, オォ
オー