# Twins Hinahima
**Twins Hinahima** (ツインズひなひま) is a 2025 Japanese anime television special, one episode of about 24 minutes, that follows twin high school girls Himari and Hinana as their pursuit of TikTok fame leads them into a strange alternate world. It was produced by Frontier Works and KaKa Creation and was promoted as Japan's first full-scale AI-utilized animation to receive a terrestrial television broadcast.[1](https://hianime.ms/details/twins-hinahima-a3f02) • [2](https://www.oricon.co.jp/news/2371591/)
| Key fact | Detail |
|---|---|
| Format | One-episode TV special, 23–24 minutes, classified as sci-fi/isekai[1](https://hianime.ms/details/twins-hinahima-a3f02) |
| Broadcast | Tokyo MX on March 28, 2025; MBS on March 29, 2025 at 3:38 a.m.; BS NTV on March 30, 2025[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html) |
| Production | Frontier Works and KaKa Creation; animation by KaKa Technology Studio[4](https://www.imdb.com/title/tt36206372/) |
| AI claim | About 95% of the content was made using AI, per the production's promotion[5](https://research.taicca.tw/article/1d8bd521-c265-4b2a-907f-1febf9f75bb8) |
| Main staff | Director Beni Nakano; screenplay Yū Shinada; character design Takumi Yokota; music Kujira Yumemi[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html) |
| Cast | Sae Hiratsuka as Himari, Yurie Igoma as Hinana, Mayu Sagara[4](https://www.imdb.com/title/tt36206372/) |
| Reception | IMDb 3.1/10 from 51 votes (series listing); 3.4/10 from 72 votes on the special listing[4](https://www.imdb.com/title/tt36206372/) • [6](https://www.imdb.com/title/tt36415390/) |
## Spoilers
### Story
Himari and Hinana, twin high school girls who dream of going viral, start with dance videos and film whatever material seems likely to spread. When they notice a strange "anomaly" in what they have recorded, they step into an odd, mysterious world.[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html) • [8](https://oricon-group.com/news/2798/) Listings classify the work as science fiction with isekai elements, a genre in which characters are transported to another world.[1](https://hianime.ms/details/twins-hinahima-a3f02)
## Origin as a TikTok character project
The anime adapts a virtual TikToker duo created by KaKa Creation and Frontier Works. The "Hinahima" TikTok account launched on November 21, 2023, posting vertical dance animation videos on TikTok, YouTube Shorts, and X.[7](https://prtimes.jp/main/html/rd/p/000000002.000132834.html) The characters are first-year high school students in Tokyo: the elder sister Himari (妃莉) with white hair and the younger sister Hinana (陽奈奈) with red hair, who post videos hoping to go viral.[7](https://prtimes.jp/main/html/rd/p/000000002.000132834.html) • [8](https://oricon-group.com/news/2798/) Character design for the project was by Takumi Yokota, known for *Love Live! Nijigasaki High School Idol Club*.[7](https://prtimes.jp/main/html/rd/p/000000002.000132834.html)
Frontier Works and KaKa Creation announced the anime adaptation on December 13, 2024, with a planned spring 2025 release, releasing a key visual and teaser at the same time.[8](https://oricon-group.com/news/2798/)
## AI production method
The production was framed as an experiment in how AI and creative work can coexist. The stated concept is "supportive AI": AI serves as an auxiliary tool for creators, used for drawing and background production, with final finishing and corrections done by hand by the animation staff to guarantee quality.[9](https://animedb.jp/en/2025/02/22043) The production team said AI was used to realize shots that had been considered difficult under conventional production workloads, such as scenes of hair flowing.[2](https://www.oricon.co.jp/news/2371591/)
The staff included dedicated AI roles: Ultra-Noob as AI/3D technical director and 852wa and Asaki as AI pipeline developers, alongside a main animator, 3D animation director, and other staff who normally work on TV series and Netflix productions.[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html) Production proceeded under the concept of supportive AI based on Japan's Ministry of Economy, Trade and Industry "AI Business Guidelines" and legal advice, in a form compatible with current Japanese copyright practice.[9](https://animedb.jp/en/2025/02/22043)
Oricon reported that the MBS broadcast would be the first terrestrial television broadcast in Japan for a full-scale AI-utilized animation, citing a January 2025 survey by the companies.[2](https://www.oricon.co.jp/news/2371591/) Promotion during the run-up emphasized that 95% of the work was made using AI technology.[5](https://research.taicca.tw/article/1d8bd521-c265-4b2a-907f-1febf9f75bb8)
## Broadcast and music
The special aired on [Tokyo MX](https://www.edgepedia.org/tokyo-mx) at 11:30 p.m. on March 28, 2025, on MBS in the late-night slot of March 29, and on BS NTV on March 30, 2025.[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html) It was also screened ahead of broadcast at the Niigata International Animation Film Festival, described by the organizers as the largest festival in Asia with a feature-film competition section.[9](https://animedb.jp/en/2025/02/22043) Streaming began on March 30, 2025 across platforms including d Anime Store, ABEMA, TVer, DMM TV, Prime Video, FOD, U-NEXT, Rakuten TV, Bandai Channel, and Hulu.[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html)
The ending theme, "6:00 PM", was performed by CHiCO, known as the vocalist of CHiCO with [HoneyWorks](https://www.edgepedia.org/honeyworks), who launched a solo project in 2023; the lyrics and composition were by Ryoma Inoue of She's.[10](https://animetv-jp.net/twins-hinahima-anime-reveals-pv-cast-and-march-29-air-date/) • [9](https://animedb.jp/en/2025/02/22043) The opening theme was performed by the characters Himari and Hinana as voiced by Sae Hiratsuka and Yurie Igoma.[9](https://animedb.jp/en/2025/02/22043) An eight-track soundtrack by Kujira Yumemi was also released.[3](https://prtimes.jp/main/html/rd/p/000006371.000016756.html)
## Reception
Audience response was sharply divided. On IMDb the special holds a 3.1/10 rating from 51 votes on its series listing and 3.4/10 from 72 votes on its special listing.[4](https://www.imdb.com/title/tt36206372/) • [6](https://www.imdb.com/title/tt36415390/) [Letterboxd](https://www.edgepedia.org/letterboxd) reviews ranged from hostile, with one reviewer refusing to support an anime made with 95% generative AI, to more favorable takes that found the story surprisingly creative and noted that the worldbuilding accommodates AI artifacts as if they were magic.[11](https://letterboxd.com/film/twins-hinahima/) • [12](https://letterboxd.com/film/twins-hinahima/reviews/) Japanese viewer comments collected by a streaming-guide site described the work as an experimental AI production with some visual oddities but generally watchable, and noted with surprise that a single-episode work ran a full 24 minutes.[13](https://subculwalker.com/archives/96117/)
The project drew attention beyond anime fandom as a test case for AI in the industry. Ahead of the announcement, comments on "creativity and AI" were released from director Makoto Tezuka and manga artist and animator [Yoshikazu Yasuhiko](https://www.edgepedia.org/yoshikazu-yasuhiko), the latter suggesting that given the industry's manpower shortage and uneven quality, AI might be able to raise the level.[14](https://animedb.jp/en/2024/12/22126)
## References
1. [Twins Hinahima 2025: Sci-Fi Isekai, Hianime listing](https://hianime.ms/details/twins-hinahima-a3f02)
2. [本格的なAI活用アニメ、初の地上波放送『ツインズひなひま』MBSで3月29日開始, ORICON NEWS](https://www.oricon.co.jp/news/2371591/)
3. [サポーティブAI活用アニメプロジェクト TVアニメ『ツインズひなひま』追加放送局決定, PR TIMES (Animate Holdings)](https://prtimes.jp/main/html/rd/p/000006371.000016756.html)
4. [Twins Hinahima (TV Series 2025–), IMDb](https://www.imdb.com/title/tt36206372/)
5. [日本首部AI動畫上線了，你看了嗎？, TAICCA Research](https://research.taicca.tw/article/1d8bd521-c265-4b2a-907f-1febf9f75bb8)
6. [Twins Hinahima (TV Special 2025), IMDb](https://www.imdb.com/title/tt36415390/)
7. [KaKa Creationより、双子のアニメTikToker「ひなひま」が始動！, PR TIMES](https://prtimes.jp/main/html/rd/p/000000002.000132834.html)
8. [New Anime Uses AI in Production! Statement on the Use of AI for Twins HinaHima, Japan Anime News powered by ORICON NEWS](https://oricon-group.com/news/2798/)
9. [TV anime "Twins Hina Hima" will be broadcast on MBS on March 29, 2025, Anime Database (animedb.jp)](https://animedb.jp/en/2025/02/22043)
10. [Twins Hinahima Anime Reveals PV, Cast, and March 29 Air Date, AnimeTV](https://animetv-jp.net/twins-hinahima-anime-reveals-pv-cast-and-march-29-air-date/)
11. [Twins Hinahima (2025), Letterboxd](https://letterboxd.com/film/twins-hinahima/)
12. [Reviews of Twins Hinahima (2025), Letterboxd](https://letterboxd.com/film/twins-hinahima/reviews/)
13. [〖ツインズひなひま〗配信サイト情報まとめ！, サブカルウォーカー](https://subculwalker.com/archives/96117/)
14. [TIKTOKER "Twins Hina Hima" will be animated in the spring of 25! Comments from Makoto Tezuka and Yoshikazu Yasuhiko, Anime Database (animedb.jp)](https://animedb.jp/en/2024/12/22126)
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*Topic: Encyclopedia › Arts and culture › Screen and stage › Film and television › Films and standalone screen works › Individual films by title and year › Drama and biographical films (individual works) › Drama films 2025 › Coming-of-age and family drama films*
*Initially written Sep 17, 2026 · Reviewed: Oct 3, 2026; Oct 25, 2026 · Edited: Oct 3, 2026; Oct 25, 2026; Nov 1, 2026 · Last review: Oct 25, 2026*
*Copyright 2026 EdgeChat AI, a subsidiary of Biostate AI.*
License: Edgepedia Community License 1.0, https://www.edgepedia.org/edgepedia/license