All articles starting with R
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Ryu Jun-yeol (류준열)
Ryu Jun-yeol (류준열), born 1986 in Suwon, is a South Korean actor and C-JeS talent. Star of Reply 1988, Socialphobia, A Taxi Driver, Believer, The Night Owl, and the 2026 series Mousetrap; distinct from namesake Ryu Jun-yeol figures.
Ryu Seung-ryong (류승룡)
Ryu Seung-ryong (류승룡), born 1970 in Seocheon County, is a South Korean actor and stage performer, first to sell 10 million-plus tickets with two consecutive films (Masquerade, Miracle in Cell No. 7), later known for Kingdom, Moving, Extreme Job, and two Baeksang Daesangs.
Ryu Soo-young (류수영)
Ryu Soo-young (류수영), real name Eo Nam-seon, is a South Korean actor born 1979 in Seoul who debuted in 2000 in the sitcom Gibs Family and is also known as cooking entertainer Eo Namsaeng.
Ryu-Takayanagi formula
The Ryu-Takayanagi formula is a 2006 conjecture in the AdS/CFT correspondence, stating that a boundary region's entanglement entropy equals the area of a minimal bulk surface divided by Newton's constant.
Ryu–Takayanagi conjecture
The Ryu–Takayanagi conjecture is a proposal in the AdS/CFT correspondence equating a region's entanglement entropy to a bulk minimal surface's area, proposed by Shinsei Ryu and Tadashi Takayanagi in 2006.
Ryugu samples
The Ryugu samples are about 5.4 grams of pristine material from the carbonaceous asteroid Ryugu, returned by JAXA's Hayabusa2 spacecraft in December 2020, the first from a carbonaceous asteroid.
Ryūgū-dō
Ryūgū-dō is a Japanese sea cave named for Ryūgū, the undersea palace of the sea dragon in the Urashima Tarō legend, on the coast of Shikoku.
Ryūgū-jō (竜宮城)
Ryūgū-jō (竜宮城, Dragon Palace Castle) is the undersea palace of the dragon god Ryūjin/Watatsumi in Japanese legend, home of Otohime, visited by Urashima Tarō, where days equal centuries on land.
Ryugyong Hotel
The Ryugyong Hotel is an unfinished 105-story, 330-meter pyramid-shaped skyscraper in Pyongyang, North Korea, that has never opened since construction began in 1987.
Ryuhei Kitamura (北村龍平)
Ryuhei Kitamura (北村龍平), born 1969 in Osaka, is a Japanese genre film director of Versus (2000), Azumi, and Godzilla: Final Wars (2004), later directing Hollywood horror films including The Midnight Meat Train and No One Lives.
Ryuhei Nakamura
Ryuhei Nakamura (中村 龍平) is a Japanese electrochemist and biogeoscientist who leads the Biofunctional Catalyst Research Team at RIKEN and is a professor at ELSI.
Ryuichi Kihara
Ryuichi Kihara (木原 龍一, born 1992) is a Japanese pair skater who, with Riku Miura, won Japan's first Olympic pair skating gold at the 2026 Games.
Ryuichi Sakamoto (坂本龍一)
Ryuichi Sakamoto (坂本龍一, 1952–2023), Japanese composer and founding member of Yellow Magic Orchestra with Hosono and Takahashi; Oscar-winning The Last Emperor and Merry Christmas, Mr. Lawrence composer, solo albums Thousand Knives to 12, anti-nuclear activist.
Ryuichi Sakamoto: Opus
Ryuichi Sakamoto | Opus (坂本龍一) is a 2023 Japanese black-and-white concert documentary directed by Neo Sora, filming his father's final piano performance: 20 self-chosen pieces at NHK Studio 509, premiered at Venice 2023.
Ryuji Arai
Ryuji Arai (新井隆二) is a Japanese retail entrepreneur who founded Bic Camera, one of Japan's largest consumer-electronics retail groups, starting from a film developing business in 1968.
Ryuji Sakamoto
Ryuji Sakamoto (坂本竜司), codename Skull, is the protagonist's first friend in Persona 5, a 16-year-old Shujin Academy student whose Persona Captain Kidd uses Electric and Physical skills; Chariot Confidant rank 7 grants Insta-kill.
Ryūjin (龍神)
Ryūjin (龍神), also called Ryūō or Watatsumi, is the Japanese dragon god of water, rain, and the sea, a syncretic deity of native serpent worship, the Chinese dragon, and Buddhist nāga, ruling the undersea palace Ryūgū and the tides with magic jewels.
Ryujinx
Ryujinx was an open-source Nintendo Switch emulator for Windows, Linux, and macOS, created by developer gdkchan and discontinued on October 1, 2024 after contact from Nintendo.
Ryuk (リューク) (Death Note)
Ryuk (リューク), also known as Ryuk the Shinigami, is a fictional god of death in Tsugumi Ohba and Takeshi Obata's manga Death Note, first published in 2003.
Ryuki Miyase
Ryuki Miyase, also known as Ryubi Miyase (宮世琉弥), is a Japanese actor and singer-songwriter born 2004, in Miyagi Prefecture, who made his major debut with Sony Music in 2024.
Ryukishi07 (竜騎士07)
Ryukishi07 (竜騎士07), born 1973 in Chiba, is the pseudonymous Japanese writer behind 07th Expansion's When They Cry series (Higurashi, Umineko, Ciconia), also Key's Rewrite and Loopers, and scriptwriter of Silent Hill f.
Ryukku to Soine Gohan
Ryukku to Soine Gohan (リュックと添い寝ごはん) is a Japanese four-piece pop-rock band from Tokyo, formed in 2017 by high-school classmates, whose major debut album neo neo appeared in 2020.
Ryukyu Domain
The Ryukyu Domain (琉球藩) was a short-lived administrative unit created by Meiji Japan in 1872, when King Shō Tai was placed under Japanese jurisdiction, and abolished in 1879.
Ryukyu Islands (琉球諸島)
The Ryukyu Islands (琉球諸島), also called the Nansei Islands, are a 1,200 km arc of more than 900 Japanese islands, including the Amami, Okinawa, and Sakishima island groups.
Ryukyu Kingdom (琉球王国)
Ryukyu Kingdom (琉球王国), island kingdom centered on Okinawa with capital at Shuri, unified 1429 from Chūzan, Sanhoku, and Sannan; Ming tributary from 1372, invaded by Satsuma in 1609 under dual subordination, annexed as Okinawa Prefecture in 1879.
Ryukyu lacquerware
Ryukyu lacquerware (琉球漆器, ryūkyū shikki) is lacquerware developed in the Ryukyu Islands, centered on Shuri in Okinawa, once produced under the Ryukyu Kingdom as tribute and trade goods.
Ryūkyū Shobun
Ryūkyū Shobun (琉球処分, "disposition of Ryūkyū") was the Meiji government's series of measures from 1872 to 1879 that annexed the Ryūkyū Kingdom as Okinawa Prefecture.
Ryukyu tribute missions to Ming China
Ryukyu tribute missions to Ming China (琉球朝貢) were regular embassies sent by Ryukyu's kingdoms to the Ming court, over 170 missions, the most of any polity.
Ryukyuan embassies to Edo
The Ryukyuan embassies to Edo (琉球江戸上り, Edo-nobori) were missions sent by the Ryukyu kingdom to the Tokugawa shogunate between 1634 and 1850, nominally to congratulate new shoguns.
Ryukyuan languages (琉球諸語)
Ryukyuan languages (琉球諸語, Shimakutuba): six endangered Japonic languages, Amami, Kunigami, Okinawan, Miyako, Yaeyama, Yonaguni, spoken in the Ryukyu Islands, not mutually intelligible with Japanese, all UNESCO-listed as endangered since 2009.