
ANIMEMachine Translated summary
THE RIBBON HERO Anime Film Inspired by Osamu Tezuka's Princess Knight Premieres August 8 on Netflix
Netflix has announced that THE RIBBON HERO, an original anime feature film inspired by Osamu Tezuka's classic manga Princess Knight, will launch globally on August 8, 2025. The film follows protagonist Sapphire as she overcomes loss and trauma to protect those she loves, with Japanese comedian and personality Saya of the duo Laland voicing Sapphire. A main visual and first teaser trailer have been released alongside the announcement.
First seen May 26 ago14 sources covering
Sources (14)
Click any to read originalJP-PRESS (7)
THE RIBBON HERO Anime Film Drops Main Visual and First Trailer
AnimeTV チェーンMay 27

ラランド・サーヤが長編初声優!「リボンの騎士」原案のNetflixアニメ映画で主人公サファイア役
Owarai NatalieMay 26

手塚治虫「リボンの騎士」原案の映画「THE RIBBON HERO リボンヒーロー」8月8日配信スタート! “リボンの騎士、参上”変身シーンが初公開
Anime Anime JPMay 26

The Ribbon Hero : premier trailer (et diffusion le 9 août sur Netflix)
CatsukaMay 26
🎀「リボンの騎士」原案の長編アニメ映画「THE RIBBON HERO リボンヒーロー」8月8日にNetflixで独占配信開始 🗡サファイア役はラランドのサーヤ 🗡メインビジュアル&第1弾予告公開 #RIBBONHERO #リボンヒーロー
Comic NatalieMay 26

「リボンの騎士、参上」サーヤが主人公CV ネトフリアニメ『リボンヒーロー』8月配信
MagmixMay 26

ラランド・サーヤが“リボンの騎士”に声吹き込む、Netflix映画「THE RIBBON HERO リボンヒーロー」予告編
Eiga NatalieMay 26
EN-ORIGINAL (6)

Netflix Officially Revives Osamu Tezuka’s 73-Year-Old Masterpiece The Ribbon Hero With New First Look
CBR Anime3d
The @netflixanime.bsky.social feature adaptation of Osamu Tezuka's 1953 classic Princess Knight, The Ribbon Hero, will premiere globally on August 8th: Details and trailer: www.uk-anime.net/newsitem/The... #anime #animenews #film #TheRibbonHero
UK Anime Network6d
Meet The Ribbon Hero on August 8 worldwide on Netflix!
Anime News NetworkMay 26
Netflix Streams ‘The Ribbon Hero’ #Anime Feature Film Trailer
The Fandom PostMay 26

THE RIBBON HERO Anime Reveals Trailer, Key Visual, Main Cast, August 8 Worldwide Premiere
Anime CornerMay 26

THE RIBBON HERO | Official Teaser | Netflix Anime
YouTube · Netflix AnimeMay 26
How sources are framing this
One French source (Catsuka) listed the release date as August 9 rather than August 8, which all other sources confirmed.
What we know
- THE RIBBON HERO is an anime feature film inspired by Osamu Tezuka's Princess Knight, premiering exclusively on Netflix worldwide on August 8
- Saya (of comedy duo Laland) voices the lead character Sapphire, marking a notable casting choice outside traditional voice-actor circles
- A main visual and first teaser trailer have been released, including an initial reveal of Sapphire's transformation scene
- The film is directed by Yuki Igarashi through his own studio, Outline
- The story centers on Sapphire overcoming loss and trauma to protect those she holds dear
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