Nabarmendutakoak a b c d e f g h i j k l m n o p q r s t u v w x y z Ordena alfabetikoa O Obara Oiwake Ōura Obara Obara Ochiai Ōino-nakagumi Ōino-shimogumi Osakabe Ōtada Ōtani Oda Okayama Ōi Onouechō Oki Okuchō-mushiage Okuchō-shirimi Ōyabu Okutsu