Deep Insanity: The Lost Child - Information

On this page, we present all the information, trivia, spoilers, summaries, main characters, and any other questions one might have regarding the anime: Deep Insanity: The Lost Child. See how to watch online!

Deep Insanity: The Lost Child

Synopsis: Madness and unknown sleep, Randolph's syndrome.

This new disease is slow but constantly approaching humanity, caused by the huge asylum of the underground world that appeared in Antarctica. There are different strange creatures from earth and unknown resources. People bet their lives in the depths of the mysterious new world for huge riches, organizational plots or their own ambitions.

And here alone, a young man with a desire in his heart is trying to challenge the asylum's front line.

(Source: Mal News)

Table of Content
- Information
- Trailer/OP
- Curiosities
- Manga and Products
- Characters
- Summary
- Games, OVAs, Movies
- Meaning
- Related


See below all important information about the anime: Deep Insanity: The Lost Child

Anime Names

  • Anime Name: Deep Insanity: The Lost Child
  • Anime Name in Japanese: Deep Insanity THE LOST CHILD
  • Anime Name in English: Deep Insanity The Lost Child
  • Other names: Desconhecido

Production information

  • Producers: Square Enix, Bit grooove promotion
  • Licensors: Funimation
  • Studios: SILVER LINK.

Anime Information

  • Duration: 24
  • Date: October 13, 2021 - December 29, 2021 - Wednesdays at 0030 (JST)
  • Genres: Science fiction
  • Subjects: Unknown
  • Target: Unknown

Video Trailer/Opening

If available, a video of the anime opening or trailer will be displayed below:


Below is the main curiosities of the anime "Deep Insanity: The Lost Child": 

  • The anime is based on a Japanese mobile game called "Deep Insanity: Asylum".
  • History takes place in the near future, where humanity is struggling against a mysterious disease called "evil of the abyss."
  • The protagonist, Minato, is voiced by Yoshitsugu Matsuoka, who also dubbed famous characters like Kirito on Online Sword Art and Sora in No Game No Life.
  • The opening theme song, "Alpha", is played by the band Myth & Roid, which also made the theme songs by Overlord and Re: Zero.
  • The anime is produced by Silver Link studio, which also produced other popular anime such as Baka to Test to Shoukanjuu and Fate/Kaleid Liner Prisma Illya.
  • Anime director Shinpei Ezaki also directed other anime like hanebody! and Gunslinger Stratos: The Animation.
  • The anime features a diverse cast of characters, including a scientist, a doctor, a former convict and a hacker.
  • The story is divided into two parts, with the first part being titled "Deep Insanity: The Lost Child" and the second part being titled "Deep Insanity: The Last Testament".
  • The anime is classified as "survival horror", with the characters struggling to survive in a dangerous and unknown world.
  • The anime premiered in Japan in July 2021 and is available for online transmission at various streaming services.

Manga and Products from Deep Insanity: The Lost Child

If you wish to acquire the volumes of the manga, Light Novel, DB, games, artbooks or any other product related to the anime Deep Insanity: The Lost Child Let's leave recommendations below.

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Main Characters

Below is the main characters of: "Deep Insanity: The Lost Child"With your voice actors and a brief description of the character: 

  • Minato Kiuchi (Yoshitsugu Matsuoka) - protagonist of the story, a doctor who joins the investigation team of mysterious disease.
  • Sana Hazakura (Ai Kakuma) - A young researcher who specializes in infectious diseases and joins the research team.
  • Shinnosuke Kujou (Hiro Shimono) - A member of the research team that specializes in technology and equipment.
  • Ryouhehei Nakamura (Junya Enoki) - A member of the research team that specializes in data and information analysis.
  • Yuito Ukishima (Kaito Ishikawa) - A member of the research team that specializes in combat and defense.
  • Tatsuya Kusakabe (Kazuyuki Okitsu) - A doctor who works in a hospital and helps the investigation team.
  • KIYOSHI KAKUMA (Kenjiro Tsuda) - The research team leader and a renowned infectious disease researcher.
  • Ryouko Satou (Saori Hayami) - A journalist who follows the investigation team and reports on mysterious disease.

Summary and events

  1. The city of Arkham is attacked by an unknown creature that leaves many people dead and others missing.
  2. The government organization called "Code: K" is summoned to investigate the incident.
  3. The investigation team is led by a young scientist named Kokoro, who has a mysterious past linked to the incident.
  4. During the investigation, the team discovers that the creature is actually a human being who was transformed into a monster by an unknown substance.
  5. Kokoro and his team find the lost child who named the series, which seems to have a connection with the substance that turned people into monsters.
  6. The team discovers that the substance is actually a virus created by a secret organization called "Deep Insanity", which aims to create superior humans.
  7. Kokoro and his team face various challenges to stop the Deep Insanity organization and prevent the virus from spreading even more.
  8. In the end, Kokoro and his team can defeat the organization and save the city of Arkham, but with many losses and sacrifices.

What happens in the end?

As the anime is still in progress, it is not possible to provide a summary of the end of the work.


See below the list of games available for different platforms related to anime: Deep Insanity: The Lost Child

  • Deep Insanity: The Lost Child (PlayStation 4)
  • Deep Insanity: The Lost Child (Nintendo Switch)

See below a list of OVAs, Specials, and Movies related to anime: Deep Insanity: The Lost Child

  • Deep Insanity: The Lost Child - Anime
  • Deep Insanity: The Lost Child - OVA
  • Deep Insanity: The Lost Child - Special

The list may not contain all games, movies, OVAs, or specials. The work may also have not received any extras or be unavailable.

Meaning of Deep Insanity: The Lost Child

Let's look at the translation of each word and explanation of the anime's name: 

Deep Insanity THE LOST CHILD
  • Deep: Deep
  • Insanity: Madness
  • The:
  • Lost: Lost
  • Child: Child
The name of the anime "Deep Insanity the Lost Child" can be translated as "deep madness: the lost child". The anime probably addresses topics related to insanity and the search for a lost child.

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Questions and Answers FAQ

How many episodes have the anime Deep Insanity: The Lost Child?

Deep Insanity: The Lost Child has a total of 12 episodes. This number may not represent all seasons.

Where to watch the anime Deep Insanity: The Lost Child?

You can watch the anime on Crunchyroll, Netflix, or any other streaming site where the work is available.

Deep Insanity: The Lost Child - Continuation and New Season?

The decision to produce new seasons of the anime Deep Insanity: The Lost Child usually depends on several factors, such as DVD/Blu-ray sales, merchandising, popularity of the original material. These information can be found throughout the page.

Is there wrong information on this page?

Mistakes of interpretation may happen by our intelligent writing. If you find any information not consistent with the work, you can contact us so that we can make manual changes.


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