Ogiwara Tōkichi (1884–1976), haiku poet in the Taishō and Shōwa periods Okamoto Kanoko 岡本かの子, pen name of Ohnuki Kano (1889–1939) author, tanka poet, and Buddhist scholar in the Taishō and early Shōwa periods; mother of artist Tarō Okamoto Ōnakatomi no Yorimoto 大中臣頼基 (c. 886–958), middle Heian period waka poet and nobleman; one of the Thirty-six Poetry Immortals Ōnakatomi no Yoshinobu, 大中臣能宣 (921–991) one of the Five Men of the Pear Chamber Ono no Komachi 小野 小町 or おののこまち (c. 825 – c. 900), early Heian period waka poet, one of the Rokkasen — the Six best Waka poets; one of the Thirty-six Poetry Immortals; noted as a rare beauty and became a symbol of a beautiful woman in Japan Saishū Onoe 尾上柴舟 (1876–1957), tanka poet and calligrapher Makoto Ōoka 大岡信 (born 1931), poet and literary critic Shinobu Orikuchi 折口 信夫, also known as Chōkū Shaku 釋 迢空 (1887–1953), ethnologist, linguist, folklorist, novelist and poet; a disciple of Kunio Yanagita, he established an academic field named , a mix of Japanese folklore, Japanese classics, and Shintō religion Ōshikōchi no Mitsune 凡河内躬恒 (898–922), early Heian period administrator and waka poet of the court; one of the Thirty-six Poetry Immortals Ōta Dōkan 太田道灌 (1432–1486), also known as "Ōta Sukenaga" (太田資長 or "Ōta Dōkan Sukenaga" samurai warrior-poet, military tactician and Buddhist monk; said to have been a skilled poet, but only fragments attributed to him have survived Ōta Nanpo 大田南畝, the most oft-used penname of Ōta Tan, whose other pen names include Yomo no Akara, Yomo Sanjin, Kyōkaen, and Shokusanjin 蜀山人 (1749–1823), late Edo period Japanese poet and fiction writer Mizuho Ōta 太田水穂 pen-name of "Teiichi Ōta" 太田 貞, he occasionally also used another pen name, "Mizuhonoya" (1876–1955), Shōwa period poet and literary scholar Ōtagaki Rengetsu 太田垣蓮月 (1791–1875), Buddhist nun, widely regarded to have been one of the greatest Japanese poets of the 19th century; potter, painter and expert calligrapher Ōtomo no Kuronushi 大友黒主, poet, one of the Rokkasen, the "Six Poetic Geniuses"; considered one of the greatest masters of waka poetry Ōtomo no Sakanoue no Iratsume (c. 700–750), early Nara period female poet; member of the prestigious Ōtomo clan; has 79 poems in the Man'yōshū anthology Ōtomo no Tabito 大伴旅人 (c. 662–731) poet best known as the father of Ōtomo no Yakamochi; both contributed to compiling the Man'yōshū anthology; member of the prestigious Ōtomo clan; served as governor-general of Dazaifu, the military procuracy