{"rewrite":{"id":"r_3bbb933bbb8bb58fa25e11fc","clusterId":"c_57b86d93719fc677445414f4","slug":"nana-mizuki-joins-the-world-s-strongest-witch-as-world-tree-spirit","model":"deepseek-v4-1-flash","headline":"Nana Mizuki Joins The World's Strongest Witch as World Tree Spirit","summary":"The anime's official website announced on Wednesday that Nana Mizuki will voice Yggdrasil, the spirit of the World Tree, and that the character appears in the first episode on October 7. Azusa Tachibana leads the cast as Rona Hermit, with Fairouz Ai, Honoka Inoue, Kana Hanazawa, Maria Naganawa, and Yuto Uemura also named. Jōji Furuta directs at Bridge and Aisle.","whyItMatters":"Mizuki's credit lands on a supporting role timed to the premiere date, which puts a known name on episode one rather than on a later arc.","webCardHtml":"\u003cp\u003eThe casting notice comes with a date attached: Yggdrasil appears in episode one, the same episode that opens the broadcast on Tokyo MX, BS11, and TV Aichi on October 7. MBS carries it from October 10. The production is split between the studios Bridge and Aisle, with Jōji Furuta directing and Shoji Yonemura handling series scripts. Yen Press publishes the light novels in English and ships the third volume on November 10, while Square Enix ships the sixth Japanese novel volume on October 7.\u003c/p\u003e","blueskyPost":"Nana Mizuki voices Yggdrasil, and the World Tree spirit appears in The World's Strongest Witch's first episode on October 7. Casting a name that size for a single-episode role signals the character is built to return.","twitterPost":"Mizuki voices Yggdrasil in The World's Strongest Witch's first episode. A spirit tied to the premiere usually recurs, so the role is bigger than one line.","threadsPost":"Nana Mizuki joins The World's Strongest Witch as Yggdrasil, the World Tree spirit, and the character debuts in episode one on October 7. Casting a singer and voice actor of Mizuki's profile for a premiere appearance points to a recurring part, not a one-off cameo.","newsletterBlurb":"Nana Mizuki will voice Yggdrasil, the spirit of the World Tree, in The World's Strongest Witch, and the character appears in the first episode on October 7. Azusa Tachibana heads the cast, with Fairouz Ai, Honoka Inoue, Kana Hanazawa, Maria Naganawa, and Yuto Uemura also named. The anime runs on Tokyo MX, BS11, and TV Aichi from October 7 and on MBS from October 10.","attributionJson":"[{\"source\":\"Anime News Network\",\"url\":\"https://www.animenewsnetwork.com/news/2026-09-30/the-world-strongest-witch-anime-casts-nana-mizuki/.242339\",\"title\":\"The World's Strongest Witch Anime Casts Nana Mizuki\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4754,"outputTokens":588,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1791093562,"createdAt":"2026-10-04T05:55:53.000Z","publishedAt":"2026-10-04T05:58:20.000Z","updatedAt":"2026-10-04T05:58:20.000Z"},"cluster":{"id":"c_57b86d93719fc677445414f4","canonicalTitle":"News\nThe World's Strongest Witch Anime Casts Nana Mizuki","representativeArticleId":"a_f5394d0767d4d48b1c4040e1","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[\"The World's Strongest Witch\"],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[\"Nana Mizuki\"],\"type\":\"news\",\"domain\":\"anime\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-09-30T10:38:21.000Z","lastSeenAt":"2026-09-30T10:38:21.000Z","updatedAt":"2026-10-04T05:58:20.000Z"},"attribution":[{"source":"Anime News Network","url":"https://www.animenewsnetwork.com/news/2026-09-30/the-world-strongest-witch-anime-casts-nana-mizuki/.242339","title":"News\nThe World's Strongest Witch Anime Casts Nana Mizuki"}],"entities":{"anime_titles":["The World's Strongest Witch"],"manga_titles":[],"work_titles":[],"studios":[],"people":["Nana Mizuki"],"type":"news","domain":"anime","is_roundup":false},"keyFacts":null}