{"rewrite":{"id":"r_d2d4f7d1e6900f54dc9aa5df","clusterId":"c_aa41c96a815d3e069d23b346","slug":"sidem-and-shiny-colors-joint-live-set-for-yokohama-arena-in-june-2027","model":"deepseek-v4-flash","headline":"SideM and Shiny Colors Joint Live Set for Yokohama Arena in June 2027","summary":"Bandai Namco Entertainment announced on September 12 that THE IDOLM@STER SideM and Shiny Colors will hold a joint live, SPARKLE SHOWDOWN, at Yokohama Arena on June 5 and 6, 2027. Day 1 features SideM units W, FRAME, High×Joker, Shinsoku Ikkon, and C.FIRST with Shiny Colors units Houkago Climax Girls, Alstroemeria, Straylight, and Cometik; Day 2 pairs Altessimo, Café Parade, S.E.M, F-LAGS, and Legenders with illumination STARS, antim, Straylight, and noctchill.","whyItMatters":"Two IDOLM@STER brands that run separate live circuits will share one Yokohama Arena weekend, with the split cast list turning the concerts into a by-day matchup of units rather than a single combined bill.","webCardHtml":"\u003cp\u003eThe split runs across two days. Day 1 draws on SideM units W, FRAME, High×Joker, Shinsoku Ikkon, and C.FIRST alongside Shiny Colors units Houkago Climax Girls, Alstroemeria, Straylight, and Cometik. Day 2 pairs SideM units Altessimo, Café Parade, S.E.M, F-LAGS, and Legenders with Shiny Colors units illumination STARS, antim, Straylight, and noctchill. Straylight appears on both days.\u003c/p\u003e\u003cp\u003eBoth shows open doors at 16:00 and start at 17:30. Reserved seats cost 13,500 yen, Producer Seats that let buyers pick a 315 Production or 283 Production area cost 14,000 yen, and SP Producer Seats with an arena designation and limited goods cost 20,000 yen. The Asovistore Premium member advance runs from September 12 at 21:00 to October 12 at 23:59 for 12-month members.\u003c/p\u003e","blueskyPost":"Straylight is the only Shiny Colors unit booked for both nights of SPARKLE SHOWDOWN, so the Yokohama Arena run splits the two brands into two different bills rather than pairing them once.","twitterPost":"Straylight is the only unit on both nights of SPARKLE SHOWDOWN, so the two brands never share a single bill at Yokohama Arena.","threadsPost":"Straylight is the one unit playing both nights of SPARKLE SHOWDOWN, which means SideM and Shiny Colors are billed separately at Yokohama Arena instead of sharing one lineup. The split lets each brand carry a full night rather than trading the stage.","newsletterBlurb":"Bandai Namco Entertainment has set THE IDOLM@STER SideM x SHINY COLORS SPARKLE SHOWDOWN for Yokohama Arena on June 5 and 6, 2027. Each day carries a separate unit lineup, with Straylight appearing on both. Asovistore Premium members can apply for the advance reception through October 12.","attributionJson":"[{\"source\":\"Denfaminicogamer\",\"url\":\"https://news.denfaminicogamer.jp/news/2609122b\",\"title\":\"THE IDOLM@STER SideM and Shiny Colors Joint Live Announced! To Be Held at Yokohama Arena on June 5-6, 2027\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4583,"outputTokens":797,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1789219786,"createdAt":"2026-09-12T13:24:05.000Z","publishedAt":"2026-09-12T13:28:21.000Z","updatedAt":"2026-09-12T13:28:21.000Z"},"cluster":{"id":"c_aa41c96a815d3e069d23b346","canonicalTitle":"『アイマス』シリーズ「SideM」と「シャニマス」の対バンライブが開催決定！2027年6月5日・6日に横浜アリーナで実施","representativeArticleId":"a_8c9e0aab54caeaf34f3ef717","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"The Idolmaster SideM\",\"The Idolmaster Shiny Colors\"],\"studios\":[],\"people\":[],\"type\":\"event\",\"domain\":\"music\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-09-12T12:45:17.000Z","lastSeenAt":"2026-09-12T12:45:17.000Z","updatedAt":"2026-09-12T13:28:20.000Z"},"attribution":[{"source":"Denfaminicogamer","url":"https://news.denfaminicogamer.jp/news/2609122b","title":"『アイマス』シリーズ「SideM」と「シャニマス」の対バンライブが開催決定！2027年6月5日・6日に横浜アリーナで実施"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["The Idolmaster SideM","The Idolmaster Shiny Colors"],"studios":[],"people":[],"type":"event","domain":"music","is_roundup":false},"keyFacts":null}