Red River

Also known as Sora wa Akai Kawa no Hotori

天は赤い河のほとり

After a mysterious hand drags her beneath a puddle, modern Japanese teenager Yuri awakens in the Hittite Empire of the 14th century BCE. Thrust into a deadly struggle for the throne, she joins Prince Kail to battle assassins, outwit royal conspiracies, and survive a world at war. As her exploits…

TV anime, 24 episodes, Summer 2026, Tatsunoko Production. Episode guide with the official trailer and links to licensed services. Studio Tatsunoko Production. Genres: Action, Adventure, Drama, Fantasy. Season: Summer 2026.

Where to watch

• Crunchyroll

JustWatch comparison: streaming options for Red River

Episode listings and service links are from the AniList open database. Watchanimee does not host, mirror or proxy commercial anime streams.

Trailers and videos

• Trailer: TVアニメ「天は赤い河のほとり」第2クール 本PV｜OPテーマ：水樹奈々「暁の星」【9月29日より日本テレビ・9月30日よりＢＳ日テレにて放送】
• Trailer: TVアニメ「天は赤い河のほとり」キャラクターPV｜ラムセス CV:斉藤壮馬
• Trailer: TV anime "Red River" promotional video | [Currently airing on Nippon Television and BS Nippon Tel...
• Trailer: TV Anime "Red River" Character PV | Mattiwaza (Black Prince) CV: Kosuke Toriumi
• Trailer: TV Anime "Red River" Character PV | Ulhi CV: Koji Yusa
• Trailer: TV Anime "Red River" Character PV | Zannanza Hattusili CV: Shoya Chiba
• Trailer: TV Anime "Red River" Character PV | Il-Bani CV: Tomoaki Maeno
• Trailer: TV Anime "Red River" Character PV | Nakia CV: Aya Uchida
• Trailer: TV Anime "Red River" Character PV | Kyle Mursili CV: Wataru Kato
• Trailer: TVアニメ「天は赤い河のほとり」ティザーPV【2026年7月 日本テレビ・ＢＳ日テレにて放送開始】
• Opening: TVアニメ「天は赤い河のほとり」第2クール ノンクレジットOP｜OPテーマ：水樹奈々「暁の星」【日本テレビ・ＢＳ日テレにて放送中】
• Opening: TVアニメ「天は赤い河のほとり」ノンクレジットOP｜OPテーマ：七海ひろき「暁の空」【日本テレビ・ＢＳ日テレにて放送中】
• Ending: TVアニメ「天は赤い河のほとり」第2クール ノンクレジットED｜EDテーマ：Ryu Matsuyama「flow feat. 安藤裕子」【日本テレビ・ＢＳ日テレにて放送中】
• Ending: TVアニメ「天は赤い河のほとり」ノンクレジットED｜EDテーマ：清水美依紗「Reunion」【日本テレビ・ＢＳ日テレにて放送中】

11 episodes have their own official preview or clip on the episode page.

Episodes

1. Episode 1: Episode 1 - episode video
2. Episode 2: Episode 2 - episode video
3. Episode 3: Episode 3
4. Episode 4: Episode 4 - episode video
5. Episode 5: Episode 5 - scene clip
6. Episode 6: Episode 6 - scene clip
7. Episode 7: Episode 7 - scene clip
8. Episode 8: Episode 8 - scene clip
9. Episode 9: Episode 9 - scene clip
10. Episode 10: Episode 10 - scene clip
11. Episode 11: Episode 11 - scene clip
12. Episode 12: Episode 12 - scene clip
13. Episode 13: Episode 13