{"rewrite":{"id":"r_2eb27099bab910abcd766d45","clusterId":"c_3019b3b77d5ac4f827afd33c","slug":"hololive-mahjong-holojan-details-revealed-for-all-37-members","model":"deepseek-v4-1-flash","headline":"HoloLive Mahjong -HoloJan- Details Revealed for All 37 Members","summary":"A special program hosted by Roboco, Shirakami Fubuki, Ookami Mio, and Houshou Marine showed new details for HoloLive Mahjong -HoloJan-, the free-to-play mahjong app releasing in 2026. All 37 Holo members, including FLOW GLOW, take part. Custom riichi sticks, win effects, and discard animations can be combined freely, and the theme song is Kami Tsumo Dora Dora Densetsu.","whyItMatters":"Aiming and Cover are building a beginner-facing mahjong app around 37 talents and per-member cosmetics, which puts the HoloLive brand into a genre defined by steep rules learning rather than character collecting.","webCardHtml":"\u003cp\u003eThe app frames play as the HoloLive Great Great Great Mahjong Tournament. The player picks one oshi from the 37 participating members and joins as that member\u0026#39;s support player, with intimacy raised through play and gifts unlocking original stories.\u003c/p\u003e\u003cp\u003eAssist features aim at newcomers: a Recommended Tile Display, a Wanted Tile Display showing needed tiles and remaining counts, and a Yaku Candidate Display suggesting targetable hands. Voice calls for yaku are newly recorded. Release is scheduled within 2026.\u003c/p\u003e","blueskyPost":"37 members in HoloLive Mahjong -HoloJan- means every voice line, riichi stick, and discard animation multiplies by roster size. Covering all of them at launch is the real workload.","twitterPost":"HoloLive Mahjong -HoloJan- covers 37 members. Custom riichi sticks and discard animations scale with that roster, not around it.","threadsPost":"HoloLive Mahjong -HoloJan- covers all 37 members, FLOW GLOW included. Free-to-play mahjong is the simple part. Keeping custom riichi sticks, win effects, and discard animations consistent across 37 voices is the thing that eats production time.","newsletterBlurb":"Cover and Aiming showed new HoloLive Mahjong -HoloJan- details on a stream hosted by Roboco, Shirakami Fubuki, Ookami Mio, and Houshou Marine. The app has all 37 Holo members, per-member custom riichi and win effects, and a yaku voice set recorded for the game. It is scheduled for release within 2026 as a free-to-play title with item microtransactions.","attributionJson":"[{\"source\":\"GAME Watch (Impress)\",\"url\":\"https://game.watch.impress.co.jp/docs/news/2147809.html\",\"title\":\"New Details Revealed for \\\"HoloLive Mahjong -HoloJan-\\\" Including Custom Elements and Original Theme Song! All 37 Members Including FLOW GLOW to Participate\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4646,"outputTokens":650,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1791897728,"createdAt":"2026-10-13T13:16:37.000Z","publishedAt":"2026-10-13T13:21:05.000Z","updatedAt":"2026-10-13T13:21:05.000Z"},"cluster":{"id":"c_3019b3b77d5ac4f827afd33c","canonicalTitle":"カスタム要素やオリジナルテーマ曲など「ホロライブ麻雀 -ホロじゃん-」新情報公開！FLOW GLOW含む全37名が参加","representativeArticleId":"a_b95da141a18910e6654c9087","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"Holo Live Mahjong -Holo-jan-\"],\"studios\":[],\"people\":[\"Yuta Yanagishima\"],\"type\":\"announcement\",\"domain\":\"vtuber\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-10-13T11:42:57.000Z","lastSeenAt":"2026-10-13T11:42:57.000Z","updatedAt":"2026-10-13T13:21:06.000Z"},"attribution":[{"source":"GAME Watch (Impress)","url":"https://game.watch.impress.co.jp/docs/news/2147809.html","title":"カスタム要素やオリジナルテーマ曲など「ホロライブ麻雀 -ホロじゃん-」新情報公開！FLOW GLOW含む全37名が参加"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["Holo Live Mahjong -Holo-jan-"],"studios":[],"people":["Yuta Yanagishima"],"type":"announcement","domain":"vtuber","is_roundup":false},"keyFacts":null}