Demonion: Gaiden
デモニオン ~外伝~
We checked 8 streaming services in India on 05 Jun 2026 at 09:26 IST
About
There once was a maou Astaroth who invaded the human kingdom, plunging the world into war. However, he was finally suppressed by a group of heroes who took his powers and sealed him deep underground. Two hundred years later, there were rumours that the seal was broken due to the recent shifts in the Earth’s crust and that the maou had been revived. Many confident adventurers descended on Astaroth’s underground labyrinth with the intention of defeating him and becoming famous. Little did they know that he had set out a trap for them…
Cast
Episodes
Season 1
Volume 1
Show Overview: There once was a maou Astaroth who invaded the human kingdom, plunging the world into war. However, he was finally suppressed by a group of heroes who took his powers and sealed him deep underground. Two hundred years later, there were rumours that the seal was broken due to the recent shifts in the Earth’s crust and that the maou had been revived. Many confident adventurers descended on Astaroth’s underground labyrinth with the intention of defeating him and becoming famous. Little did they know that he had set out a trap for them…
Volume 2
Show Overview: There once was a maou Astaroth who invaded the human kingdom, plunging the world into war. However, he was finally suppressed by a group of heroes who took his powers and sealed him deep underground. Two hundred years later, there were rumours that the seal was broken due to the recent shifts in the Earth’s crust and that the maou had been revived. Many confident adventurers descended on Astaroth’s underground labyrinth with the intention of defeating him and becoming famous. Little did they know that he had set out a trap for them…
Where does Demonion: Gaiden rank today?
Demonion: Gaiden is #10000 on the CineFlixo Daily Streaming Charts today.
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Watch Demonion: Gaiden Online Free — All Episodes in HD
Looking for a place to watch Demonion: Gaiden online for free? You've landed on the right page. Demonion: Gaiden is a popular Japonés animation series from 2014 that you can stream right now on CineFlixo in high quality, no signup required.
About Demonion: Gaiden
There once was a maou Astaroth who invaded the human kingdom, plunging the world into war. However, he was finally suppressed by a group of heroes who took his powers and sealed him deep underground. Two hundred years later, there were rumours that the seal was broken due to the recent shifts in the Earth’s crust and that the maou had been revived. Many confident adventurers descended on Astaroth’s underground labyrinth with the intention of defeating him and becoming famous. Little did they know that he had set out a trap for them… Across 1 season and 2 episodes.
Demonion: Gaiden Cast and Characters
The cast features Kanoko Hatamiya (as Oboro (voice)). Their performances are a major reason Demonion: Gaiden has built such a passionate audience.
Where to Watch Demonion: Gaiden Online
CineFlixo lets you stream Demonion: Gaiden online free, instantly, in HD. There's nothing to install — open the page, hit play, done. Works perfectly on Jio, Airtel, Vi networks across India and on slow mobile data thanks to our adaptive video pipeline.
▶ Watch Demonion: Gaiden NowWhy People Are Watching Demonion: Gaiden
Demonion: Gaiden flies under the radar but it deserves your attention. What makes it work is a tone and style that's hard to find elsewhere. If you enjoy Japonés storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Demonion: Gaiden
Where can I watch Demonion: Gaiden online for free?
You can watch Demonion: Gaiden online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Demonion: Gaiden have?
Demonion: Gaiden has 2 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is Demonion: Gaiden good? What's the rating?
Demonion: Gaiden holds a 6.0/10 rating based on 1 reviews — a solid pick if the genre interests you.
Who is in the cast of Demonion: Gaiden?
The main cast includes Kanoko Hatamiya.
Is Demonion: Gaiden available in Japonés?
Yes — Demonion: Gaiden was originally produced in Japonés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Demonion: Gaiden released?
Demonion: Gaiden first aired in 2014.
Do I need an account to watch Demonion: Gaiden on CineFlixo?
No. CineFlixo is free and you can watch Demonion: Gaiden without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed Demonion: Gaiden, check out If My Favorite Pop Idol Made It to the Budokan, I Would Die, My Dress-Up Darling, The Summer, The Demon Girl Next Door, and Revolutionary Girl Utena.
Frequently Asked Questions
Where can I watch Demonion: Gaiden for free?
You can watch Demonion: Gaiden online for free on CineFlixo. All 2 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Demonion: Gaiden have?
Demonion: Gaiden currently has 1 season and a total of 2 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is Demonion: Gaiden about?
There once was a maou Astaroth who invaded the human kingdom, plunging the world into war. However, he was finally suppressed by a group of heroes who took his powers and sealed him deep underground. Two hundred years later, there were rumours that the seal was broken due to the recent shifts in the Earth’s crust an… It belongs to the Animation genre.
In which language is Demonion: Gaiden originally available?
Demonion: Gaiden was originally produced in JA. On CineFlixo the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.
When was Demonion: Gaiden first released?
Demonion: Gaiden first premiered on November 21, 2014 (2014). The series has since concluded its run.
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