{"rewrite":{"id":"r_d6513d712bc74959aef342cb","clusterId":"c_53ad96f95b3540c9a996c968","slug":"hakui-koyori-sake-collaboration-returns-as-rikei-kyoudai-no-54-re","model":"deepseek-v4-flash","headline":"Hakui Koyori Sake Collaboration Returns as Rikei Kyoudai No.54 Re","summary":"Online liquor store KURAND will re-release the second original sake collaboration between VTuber Hakui Koyori of Secret Society holoX and the sake brand Rikei Kyoudai. The new version, Rikei Kyoudai No.54 Re, goes on sale May 30, 2026 in limited quantities. The previous 2022 release sold out in about three minutes.","whyItMatters":"The re-release upgrades a 2022 collaboration that sold out in minutes, with Koyori again selecting the rice and yeast to refine the dry-yet-fruity flavor.","webCardHtml":"\u003cp\u003eOnline liquor store KURAND will re-release the second original sake collaboration between VTuber Hakui Koyori of Secret Society holoX and the sake brand Rikei Kyoudai. The new version, Rikei Kyoudai No.54 Re, goes on sale May 30, 2026 in limited quantities. The previous 2022 release sold out in about three minutes.\u003c/p\u003e\u003cp\u003eKoyori, who calls herself the brain of holoX, again selected the sake rice and yeast for this version. The Junmai Daiginjo uses Gohyakumangoku rice polished to 40%, with an alcohol content of 15%. It is brewed by Aruga Brewery in Fukushima Prefecture and costs 8,910 yen including tax. Sales run until June 21 or while stock lasts, with shipping starting in mid-August.\u003c/p\u003e","blueskyPost":"Hakui Koyori's upgraded sake re-release sold out in three minutes in 2022. The question now is whether the improved recipe can sustain demand beyond the initial drop.","twitterPost":"Hakui Koyori's 2022 sake sold out in three minutes. The re-release with an upgraded recipe tests whether hype can translate to repeat sales.","threadsPost":"Hakui Koyori's sake collaboration sold out in three minutes back in 2022. Now the re-release, Rikei Kyoudai No.54 Re, returns with a refined recipe she personally tweaked. The real test is whether the improved flavor can sustain demand beyond the initial rush, or if the three-minute sellout was a one-time event driven by scarcity.","newsletterBlurb":"Hakui Koyori's sake collaboration returns as Rikei Kyoudai No.54 Re, on sale May 30 in limited quantities. The 2022 original sold out in three minutes.","attributionJson":"[{\"source\":\"PANORA\",\"url\":\"https://panora.tokyo/archives/143974\",\"title\":\"Sales Begin for \\\"Rikei Kyoudai No.54 Re\\\" Sake Collaboration Between Secret Society holoX Researcher \\\"Hakui Koyori\\\" and Sake Brand \\\"Rikei Kyoudai\\\"\"}]","lintFlagsJson":"[]","lintHits":0,"costUsd":0,"inputTokens":4303,"outputTokens":596,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1779978754,"createdAt":"2026-05-28T14:32:26.000Z","publishedAt":"2026-05-28T14:45:17.000Z","updatedAt":"2026-05-28T14:45:17.000Z"},"cluster":{"id":"c_53ad96f95b3540c9a996c968","canonicalTitle":"秘密結社holoXの研究者「博衣こより」と日本酒ブランド「理系兄弟」がコラボした日本酒「理系兄弟 No.54 Re」が販売開始","representativeArticleId":"a_9ffaa397bb32ebc68f3219b5","sourceCount":2,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"理系兄弟 No.54 Re\"],\"studios\":[],\"people\":[\"博衣こより\"],\"type\":\"announcement\",\"domain\":\"vtuber\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-05-28T12:16:34.000Z","lastSeenAt":"2026-05-29T06:30:00.000Z","updatedAt":"2026-05-29T07:21:25.000Z"},"attribution":[{"source":"MoguLive","url":"https://www.moguravr.com/hakui-koyori-nihonshu-rikei-kyodai-no54-re/","title":"ホロライブVTuber博衣こよりとコラボの日本酒「理系兄弟 No.54 Re」数量限定販売"},{"source":"PANORA","url":"https://panora.tokyo/archives/143974","title":"秘密結社holoXの研究者「博衣こより」と日本酒ブランド「理系兄弟」がコラボした日本酒「理系兄弟 No.54 Re」が販売開始"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["理系兄弟 No.54 Re"],"studios":[],"people":["博衣こより"],"type":"announcement","domain":"vtuber","is_roundup":false},"keyFacts":["The re-release, Rikei Kyoudai No.54 Re, goes on sale May 30, 2026 in limited quantities.","The previous 2022 release sold out in about three minutes.","The Junmai Daiginjo uses Gohyakumangoku rice polished to 40% and has an alcohol content of 15%.","It is brewed by Aruga Brewery in Fukushima Prefecture and costs 8,910 yen including tax.","Sales run until June 21 or while stock lasts, with shipping starting in mid-August."]}