Browse Submitted Surnames

This is a list of submitted surnames in which the usage is Japanese; and the first letter is O; and the gender is unisex; and the length is 6.
usage
letter
gender
length
Submitted names are contributed by users of this website. The accuracy of these name definitions cannot be guaranteed.
Obuchi 小渕 Japanese
Combination of the kanji 小 (o, "small") and 渕 (淵, fuchi, "abyss, edge"). A famous bearer of this surname is Japanese Prime Minister Keizō Obuchi (小渕 恵三; 1937–2000).
Ochiai 落合, おちあい Japanese
From Japanese 落 (ochi) meaning "fall, leave behind, drop" and 合 (ai) meaning "fit, suit, join".
Ochiya 落谷 Japanese
A variant of Ochitani.
Oguchi Japanese
"Big, great mouth/opening".
Ōgushi 大串, おおぐし Japanese
From Japanese 大 (ō) meaning "big, great" and 串 (kushi) meaning "skewer, spit".
Ogushi 大串, おおぐし Japanese
Alternate transcription of Japanese Kanji 大串 (see Ōgushi).
Ōhashi 大橋 Japanese
From Japanese 大 (o) meaning "big, great" and 橋 (hashi) meaning "bridge".
Ohashi 大橋 Japanese
Alternate transcription of Ōhashi.
Ohguro Japanese
Variant transcription of Oguro.
Ohjima Japanese
Variant transcription of Ojima.
Ohkubo Japanese
Variant transcription of Okubo.
Ohmori Japanese
Variant of Omori.
Ohmura Japanese
Variant transcription of Omura.
Ohsawa Japanese
Variant transcription of Osawa.
Ohsuka Japanese
Variant transcription of Osuka.
Ohtani 大谷 Japanese
Variant transcription of Ootani.
Ohwada Japanese
Variant transcription of Owada.
Ohyagi Japanese
Variant transcription of Oyagi.
Oikawa 及川 Japanese
From Japanese 及 (oi) meaning "reach out, exert, cause" and 川 (kawa) meaning "river, stream".
Okiayu Japanese
Oki means "open sea" and ayu means "trout".
Ōkōchi 大河内, おおこうち Japanese
From Japanese 大 (ō) meaning "big, great" and 河内 (kōchi) meaning "plain in a river basin".
Okochi 大河内 Japanese
Variant transcription of Ookouchi.
Okochi 大河内, おおこうち Japanese
Alternate transcription of Japanese Kanji 大河内 (see Ōkōchi).
Okuoka 奥岡, おくおか Japanese
The meaning of Okuoka/奥岡 equals to "Interior Hill"
Okutsu 奥津, おくつ Japanese
From Japanese 奥 (oku) meaning "inside" and 津 (tsu) meaning "port, harbour".
Omaeda 大前田 Japanese
From 大 (o) meaning "big, great", combined with 前 (mae) meaning "front, forward", and 田 (da) meaning "field, rice paddy".
Ōnishi 大西 Japanese
Alternate transcription of Onishi.
Onishi 大西 Japanese
From Japanese 大 (o) meaning "big, great" and 西 (nishi) meaning "west".
Ootake Japanese
Ootake means "Big, great bamboo."
Ootani 大谷 Japanese
From Japanese 大 (oo) meaning "big" and 谷 (tani) meaning "valley".
Ootono Japanese (Rare)
Oo means "big, great, large, huge" and tono is an outdated honorific that literally means "lord".
Orimen 折免 Japanese (Rare)
From Japanese 折 (ori) meaning "occasion; time" or "fold" and 免 (men) meaning "dismissal".
Osanai 小山内, おさない Japanese
From Japanese 小 (o) meaning "small", 山 (san) meaning "mountain" and 内 (nai) meaning "inside".
Ōshima 大島, 大嶋 Japanese
From Japanese 大 (o) meaning "big, great" and 島 or 嶋 (shima) meaning "island".
Oshima 大島, 大嶋 Japanese
Alternate transcription of Ōshima.
Ōshita 大下, おおした Japanese
From Japanese 大 (ō) meaning "big, great" and 下 (shita) meaning "under, below".
Oshita 大下, おおした Japanese
Alternate transcription of Japanese 大下 (see Ōshita).
Ōtsubo 大坪 Japanese
From Japanese 大 (o) meaning "big, great" and 坪 (tsubo), a traditional unit of measurement equivalent to approximately 3.306 square metres.
Otsubo 大坪 Japanese
Alternate transcription of Ōtsubo.
Ōtsuka 大塚, おおつか Japanese
From Japanese 大 (ō) meaning "big, great" and 塚 (tsuka) meaning "hillock, mound".
Otsuka 大塚, 太塚 Japanese
From the Japanese 大 (o) "big" or 太 (o) "fat," "thick" and 塚 (tsuka) "mound."
Otsuka 大塚, おおつか Japanese
Alternate transcription of Japanese 大塚 (see Ōtsuka).
Ōtsuki 大槻, おおつき Japanese
From Japanese 大 (ō) meaning "big, great" and 槻 (tsuki) referring to a type of zelkova tree (scientific name Zelkova serrata).
Otsuki 大槻, おおつき Japanese
Alternate transcription of Japanese Kanji 大槻 (see Ōtsuki).