{"rewrite":{"id":"r_06859a0cc467fc2832da9384","clusterId":"c_ed930dadc9834ece8279c5d3","slug":"tenjin-kotone-agency-confirms-cast-change-new-performer-from-november-11","model":"deepseek-v4-1-flash","headline":"Tenjin Kotone Agency Confirms Cast Change, New Performer From November 11","summary":"SPIRAL STAIRS STUDIO announced on November 1 that the performer behind VTuber Tenjin Kotone graduated at the end of 2025 when her contract expired. The agency kept Tenjin Kotone's X and YouTube membership content running after that date, so the change went unnoticed. A new performer takes over the character on November 11.","whyItMatters":"The announcement covers a gap of roughly ten months in which the account kept posting under a departed performer, which is why the agency now has to sell a cast change rather than a graduation.","webCardHtml":"\u003cp\u003eTenjin Kotone debuted on April 27, 2018, with character design by illustrator Noizi Ito, and built her reputation on singing. She released the original song \u0026#34;Fu Aa Yuu Nante Iwanaide\u0026#34; in July 2018, joined Universal Music in 2020 and made her major debut that December as Kotone, then moved to SPIRAL STAIRS STUDIO in April 2024.\u003c/p\u003e\u003cp\u003eThe agency says the outgoing performer\u0026#39;s contract expired at the end of 2025. Her accounts stayed active in the months after, which is why the report drew surprise. The replacement starts on November 11.\u003c/p\u003e","blueskyPost":"SPIRAL STAIRS STUDIO says Tenjin Kotone's performer graduated at the end of 2025 on contract expiry. The accounts kept updating after that, so the news lands about ten months late. A new performer starts November 11.","twitterPost":"Tenjin Kotone's performer graduated at the end of 2025, SPIRAL STAIRS STUDIO announced November 1. Her accounts kept posting after that date. A new performer takes over the character on November 11.","threadsPost":null,"newsletterBlurb":"SPIRAL STAIRS STUDIO confirmed on November 1 that the performer behind Tenjin Kotone left at the end of 2025 when her contract expired. Tenjin Kotone's X and YouTube membership content kept updating in the months since, so the announcement came as a surprise. A new performer begins on November 11.","attributionJson":"[{\"source\":\"KAI-YOU\",\"url\":\"https://kai-you.net/article/97028\",\"title\":\"VTuber Tenjin Kotone Revealed to Have Graduated at End of 2025 - Plans to Restart with New Cast\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":5443,"outputTokens":687,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1793588645,"createdAt":"2026-11-02T02:59:16.000Z","publishedAt":"2026-11-02T03:02:59.000Z","updatedAt":"2026-11-02T03:02:59.000Z"},"cluster":{"id":"c_ed930dadc9834ece8279c5d3","canonicalTitle":"VTuber天神子兎音、2025年末に卒業していた事実が判明──新キャストを迎えて再始動を予定","representativeArticleId":"a_88b7e669ce7bedae2aeb9786","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[],\"studios\":[\"SPIRAL STAIRS STUDIO\"],\"people\":[],\"type\":\"announcement\",\"domain\":\"vtuber\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-11-02T02:05:00.000Z","lastSeenAt":"2026-11-02T02:05:00.000Z","updatedAt":"2026-11-02T03:02:59.000Z"},"attribution":[{"source":"KAI-YOU","url":"https://kai-you.net/article/97028","title":"VTuber天神子兎音、2025年末に卒業していた事実が判明──新キャストを迎えて再始動を予定"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":[],"studios":["SPIRAL STAIRS STUDIO"],"people":[],"type":"announcement","domain":"vtuber","is_roundup":false},"keyFacts":["SPIRAL STAIRS STUDIO announced on November 1 that Tenjin Kotone's performer graduated at the end of 2025 on contract expiry.","Tenjin Kotone's X account and YouTube membership content continued to be updated after the end of 2025.","Tenjin Kotone will resume activities with a new performer on November 11.","Tenjin Kotone debuted on April 27, 2018, with character design by illustrator Noizi Ito."],"pageLinks":{"healthSlugs":["spiral-stairs-studio"],"storySlugs":[],"entities":[{"slug":"spiral-stairs-studio","supported":0,"disputed":0,"contradicted":0,"unverified":2,"overall":"unverified","story_count":2,"has_dossier":false}],"stories":[],"entitiesOk":true,"storiesOk":true}}