Word origins

• ŌkawaA city in Fukuoka Prefecture, Japan.
• okimonoA Japanese ornament or decorative object.
• OkinotorishimaAn island of Japan, properly two rocks on a coral reef atoll
• okiyaThe lodging-house of a geisha.
• OkochiA surname from Japanese.
• ōkubi-eA Japanese bust portrait.
• OkudairaA surname from Japanese.
• ŌkuninushiThe Japanese god of nation-building, farming, business, and medicine, as well as love and good love matches.
• Ōkuninushi-no-mikotoThe Japanese god of nation-building, farming, business, and medicine, as well as love and good matches.
• okuriashiA situation in which a rikishi accidentally steps out of ring whilst carrying his opponent out, his opponent thus winning.
• okuridashiA kimarite in which the attacker drives his opponent out from behind.
• okurigakeA kimarite in which the attacker hooks his legs behind one of his opponent's and pulls it towards himself from behind, toppling his opponent forward.
• okurihikiotoshia kimarite in which the attacker circles behind his opponent and pulls him down while backing away
• okurinageA kimarite in which the attacker circles behind his opponent and throws him forward or to the side and down.
• okuritaoshiA kimarite in which the attacker forces his opponent down from behind.
• okuritsuridashia kimarite in which the attacker circles behind his opponent, lifts him up and carries him out of the ring
• okuritsuriotoshiA kimarite in which the attacker circles behind his opponent then lifts him up and slams him down.
• omatoA Japanese archery target for long-distance shooting.
• omiaiA Japanese custom in which unattached individuals are introduced to each other to consider the possibility of marriage.
• o-mikujiA random fortune on a strip of paper, available from Shinto shrines and Buddhist temples in Japan in exchange for a small offering.
• OmineA surname from Japanese.
• omiyageA souvenir, often candy or any another edible item, purchased for coworkers in Japanese culture.
• omorashiA paraphilia or sexual practice involving arousal from the feeling of one or someone else having a full urinary bladder, sometimes including erotic denial of bathroom access.
• omuriceA Japanese dish consisting of an egg omelette with rice mixed with ketchup in the center.
• omutsuA diaper.
• onaholeAn artificial vagina for use in masturbation.
• onee-chanAn older sister
• onee-shotaPairing of a shota (younger boy) with an older woman, or depictions thereof.
• onibiThe will o' the wisp.
• onigirazuA form of sushi having the filling sandwiched between portions of rice instead of formed into a circle.
• onnagataA male actor who plays female roles in Japanese kabuki theatre.
• ŌnoA city in Fukui Prefecture, Japan.
• oppaiA woman's breasts, particularly of an anime or manga character.
• orgolA music box.
• osakateA kimarite in which the attacker, grappling near the edge, bends backwards and swings his opponent around and out.
• oshakuAn apprentice geisha having the role of pouring sake or other alcoholic beverages for others.
• oshiboriA moist towel for cleaning the hands, offered to customers in Japanese restaurants and bars.
• ŌshimaOne of four subprefectures in Tokyo, occupying a part of the Izu Islands
• oshinkotraditional Japanese pickled vegetable mix
• oshitaoshiA kimarite in which the attacker pushed his opponent backwards and over.
• oshizushisushi made in compressed block form and then cut into pieces
• osotogariA throw in which (right-handed version) tori steps next to uke with his left leg and reaps uke's right leg (at the back of the thigh) with his right leg.
• OtamatoneAn electronic musical synthesizer.
• otokonokoA male who has extremely feminine appearance and mannerisms.
• otoroA particular fatty form of toro sushi.
• OtosakaA surname from Japanese.
• OtsukimiA moon-viewing festival in the fall (autumn).
• ottsukeA hold on an opponent's arm
• OwaseA city in Mie Prefecture, central Japan.
• oyabunThe absolute leader of a yakuza clan. He has an advisor called a saiko-komon.
• oyakataA retired rikishi who has reached a certain standing and either becomes a shisho or helps train in others' heya.
• oyakodonA Japanese dish of chicken, egg, sliced scallion, etc. simmered in soup and served on top of rice.
• ŌyamatsumiA brother of Amaterasu, Tsukuyomi, Susanoo and Kagutsuchi, and an important kami in charge of the mountains and the sea. Sometimes also viewed as in charge of sake brewing and war.
• OyashioThe oceanic current forming the swift, warm, northward-flowing western quarter of the North Pacific Gyre.
• paizuriSynonym of tit fuck.
• panchiraupskirt, panty shot
• pan-panA radio call indicating a minor emergency requiring some assistance, or priority in handling, but not endangering the safety of the vessel or those aboard.
• pantsupanties (short underpants for women or girls); underpants
• papasan chairA large rounded bowl-shaped chair with an adjustable angle similar to that of a futon.
• paper driverA person who has a driver's license but never drives.
• paralistA para para dancer.
• para paraA Japanese type of dance from the 1980s.
• pecha kuchaA rigid presentation format in which the speaker has exactly 20 slides to speak about, with exactly 20 seconds allocated for each slide (20×20).
• pianicaSynonym of melodica.
• pinfuA yaku awarded for winning a hand worth zero fu.
• pocket monsterA fictional creature from the universe of the Pokémon franchise.
• poka-yokeA methodology of using low-cost techniques to error-proof production processes.
• PokémonA pocket monster; a fictional creature from the universe of the Pokémon franchise.
• puroresuJapanese professional wrestling
• pusher-thrusterA rikishi who uses his weight to push and pummel his opponent, rather than holding the opponent's mawashi and attempting to throw him
• rafuteAn Okinawan dish of pork rib stewed in soy sauce and brown sugar.
• rakugoA type of traditional Japanese comedic storytelling.
• randoseruA type of backpack worn by Japanese elementary schoolchildren, made of leather or leatherette.
• rangakuThe Japanese study of Western knowledge.
• recycle shopA secondhand shop.
• reiki usuiA type of pseudotherapy that claims to use universal life energy known as Chakra while employing the Mikado Usui Original Methods. .
• remoconA remote control.
• renban lineA sudoku variant restriction where lines are placed on a sudoku grid which contain consecutive digits in a random order.
• rendakuIn the Japanese language, a phenomenon which governs the voicing of the initial consonant of the non-initial portion of a compound or prefixed word. Examples include 時々 (ときどき, tokidoki; “sometimes”), where the second, iterative element -toki becomes -doki and 折り紙 (おりがみ, origami) where the word 紙 (かみ, kami; “paper”) becomes gami.
• renkuA form of Japanese poetry formed from linked haikus.
• riichiA yaku (scoring condition) and 1000-point bet made by declaring the hand to be ready, waiting for one more tile to win.
• RikakoA female given name from Japanese.
• rikkunshitoA Japanese traditional medicine made from various herbs and used for disorders of the gastrointestinal tract.
• rinzuA Japanese silk satin damask.
• RisakoA female given name from Japanese.
• RisshunThe first day of spring on the old Japanese calendar.
• ritsuAn anhemitonic pentatonic scale used in a Japanese Buddhist chant, and built up by intervals of major second, minor third, major second, major second, minor third.
• riyoA Japanese ounce, especially of silver; a tael.
• robataA charcoal grill used to prepare Japanese food for customers seated around the cooking area.
• robatayakiA technique in Japanese cuisine where food is grilled over charcoal in front of the customer.
• rokkakuA traditional six-sided Japanese fighting kite.
• rokushoA copper-based solution traditionally used in Japan to induce patination in decorative non-ferrous metals.
• RomajikaiA society founded in the 19th century to promote the romanization of the Japanese language.
• romushaA forced laborer, especially one of those made to work in the Dutch East Indies under Japanese occupation during the Second World War.
• RoshidereAlya Sometimes Hides Her Feelings in Russian, a Japanese cartoon series.
• ruibeAn Ainu dish of salmon that is frozen outdoors, sliced like sashimi, and served with soy sauce and water peppers.
• ryōA gold currency unit in the shakkanhō system in pre-Meiji Japan.
• ryoteiA kind of luxurious traditional Japanese restaurant.
• ryūtekia transverse flute used in the gagaku music of Japan
• sabamikiThe split or hollowed trunk of a bonsai tree, for example to suggest a lightning strike.