{"rewrite":{"id":"r_d97cc0a922fd72c4780056bb","clusterId":"c_331778dd997362593a230d84","slug":"abema-to-air-a-certain-magical-index-iii-and-spin-offs-in-free-all-episode-marathon","model":"deepseek-v4-flash:free","headline":"ABEMA to Air A Certain Magical Index III and Spin-Offs in Free All-Episode Marathon","summary":"ABEMA will stream all 26 episodes of A Certain Magical Index III, all 12 of A Certain Scientific Accelerator, and all 25 of A Certain Scientific Railgun T for free from August 18 to 20. Each show remains free to watch for one week after its broadcast.","whyItMatters":"The marathon gives viewers a free, scheduled catch-up window on the third seasons of two main series and one spin-off, with each title available for a week after airing.","webCardHtml":"\u003cp\u003eThe free marathon starts August 18 at 8:45 a.m. with A Certain Magical Index III, which repeats at 11:30 p.m. A Certain Scientific Accelerator follows on August 19 at 12:30 p.m. and 6:30 p.m. A Certain Scientific Railgun T closes the run on August 19 at 12:30 a.m. and August 20 at 1:30 p.m.\u003c/p\u003e\u003cp\u003eABEMA notes that the first seasons of A Certain Magical Index and A Certain Scientific Railgun are already available free for a limited time, with about 11 to 13 days remaining. The series began as a light novel by Kazuma Kamachi, with the first anime season in 2008, the second in 2010, and the third in 2018.\u003c/p\u003e\u003cul\u003e\u003cli\u003e\u003cstrong\u003eA Certain Magical Index III\u003c/strong\u003e: all 26 episodes, August 18 at 8:45 a.m. and 11:30 p.m.\u003c/li\u003e\u003cli\u003e\u003cstrong\u003eA Certain Scientific Accelerator\u003c/strong\u003e: all 12 episodes, August 19 at 12:30 p.m. and 6:30 p.m.\u003c/li\u003e\u003cli\u003e\u003cstrong\u003eA Certain Scientific Railgun T\u003c/strong\u003e: all 25 episodes, August 19 at 12:30 a.m. and August 20 at 1:30 p.m.\u003c/li\u003e\u003c/ul\u003e","blueskyPost":"ABEMA is running a free all-episode marathon of A Certain Magical Index III, A Certain Scientific Accelerator, and A Certain Scientific Railgun T from August 18 to 20. Each title stays free for a week after broadcast.","twitterPost":"ABEMA free marathon: A Certain Magical Index III (all 26 eps), A Certain Scientific Accelerator (all 12), and A Certain Scientific Railgun T (all 25) air Aug 18-20, each free for a week after.","threadsPost":null,"newsletterBlurb":"ABEMA will stream all episodes of A Certain Magical Index III, A Certain Scientific Accelerator, and A Certain Scientific Railgun T for free from August 18 to 20. Each series remains free to watch for one week after its broadcast.","attributionJson":"[{\"source\":\"Denfaminicogamer\",\"url\":\"https://news.denfaminicogamer.jp/news/2608173c\",\"title\":\"【無料】アニメ『とある魔術の禁書目録』第3期の全話一挙放送が8月18日よりABEMAにて決定。8月19日からはスピンオフ作品『とある科学の一方通行』と『とある科学の超電磁砲T』も順次放送\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":5891,"outputTokens":773,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1786977007,"createdAt":"2026-08-17T14:21:01.000Z","publishedAt":"2026-08-17T14:21:44.000Z","updatedAt":"2026-08-17T14:21:01.000Z"},"cluster":{"id":"c_331778dd997362593a230d84","canonicalTitle":"【無料】アニメ『とある魔術の禁書目録』第3期の全話一挙放送が8月18日よりABEMAにて決定。8月19日からはスピンオフ作品『とある科学の一方通行』と『とある科学の超電磁砲T』も順次放送","representativeArticleId":"a_de9bb33e550637cfb09b39a4","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[\"A Certain Magical Index\",\"A Certain Scientific Accelerator\",\"A Certain Scientific Railgun T\"],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[],\"type\":\"release\",\"domain\":\"anime\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-08-17T13:28:36.000Z","lastSeenAt":"2026-08-17T13:28:36.000Z","updatedAt":"2026-08-17T14:21:44.000Z"},"attribution":[{"source":"Denfaminicogamer","url":"https://news.denfaminicogamer.jp/news/2608173c","title":"【無料】アニメ『とある魔術の禁書目録』第3期の全話一挙放送が8月18日よりABEMAにて決定。8月19日からはスピンオフ作品『とある科学の一方通行』と『とある科学の超電磁砲T』も順次放送"}],"entities":{"anime_titles":["A Certain Magical Index","A Certain Scientific Accelerator","A Certain Scientific Railgun T"],"manga_titles":[],"work_titles":[],"studios":[],"people":[],"type":"release","domain":"anime","is_roundup":false},"keyFacts":null}