Quick Answer
Reideen is streaming on HIDIVE. 26 episodes (~10h total watch time). Availability may vary by region.
Where to Watch Reideen
Looking for Reideen? It's available on 1 platform right now. Scroll down for direct links and search options if it's not showing up in your country.
Confirmed Streaming Platforms
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Anime licensing changes by region. If Reideenisn't on your usual service, try these.
About Reideen
Saiga is a normal high school student with a gift in mathematics. His daily routine is disrupted when his family gets news that his Father's remains have been discovered—a noted archeologist and researcher who had gone missing while exploring a site many years before. Among his remains were notes and artifacts that needed to be identified by the family near a notable triangular mountain in Japan known as "Japan's pyramid", a place suspected by some to be man-made. A meteor containing a strange...
Full details on MyAnimePulseFrequently Asked Questions
Where can I watch Reideen legally?
Right now, Reideen is on HIDIVE. That said, anime licensing varies a lot by country — what's on Netflix in Japan might not be on Netflix in the US. If your go-to platform doesn't have it, try the other services listed above.
Is Reideen on Netflix or Crunchyroll?
Can't confirm either right now. Both platforms rotate their catalogs pretty often, so it's worth searching directly on each one.
Is Reideen available with an English dub?
Dub availability depends on the platform. Crunchyroll has been expanding their dubbed library a lot recently, and Funimation (now merged into Crunchyroll) historically had the biggest dub catalog. Check each platform's listing for Reideen.
Can I watch Reideen for free?
Crunchyroll offers a free ad-supported tier for some shows. Most other platforms require a subscription, but many offer free trials for new users. Tubi and Pluto TV occasionally have anime in their free rotation too.