Seven Mortal Sins (2017)

A fallen angel battles the seven demon rulers of hell in this mature fantasy anime series from Japan.

Seven Mortal Sins - Series Information

  • Original Title: sin 七つの大罪
  • First Air Year: 2017
  • Last Air Year: 2017
  • Created by: Kinji Yoshimoto
  • Type: TV Series
  • Genres: Animation, Action, Adventure, Sci-Fi, Fantasy
  • Content Rating (US): TV-MA
  • Episode Runtime: Average runtime per episode: 24 minutes
  • Number of Seasons: 1
  • Number of Episodes: 12
  • Status: Ended
  • Original Language: Japanese
  • Spoken Languages: Japanese
  • First Air Date: April 15, 2017 (United States - TV-MA), April 15, 2017 (Canada - 18+), April 15, 2017 (Germany - 16), April 15, 2017 (France - 18), April 15, 2017 (Brazil - 18), April 15, 2017 (Mexico - C), April 15, 2017 (South Korea - 19)
  • Networks: AT-X
  • Alternative Titles: Nanatsu no taizai (IT), Os Sete Pecados Capitais (BR), sin 七つの大罪 (JP), 七大罪Sin (CN), The 7 Deadly Sins (US), Seven Mortal Sins (UK), 七宗罪 (TW), sin 일곱 개의 대죄 (KR)
  • Production Companies: AT-X, NBCUniversal Entertainment Japan, Artland, TNK, Hobby Japan, Lantis, Orchidseed, Kanon, GENCO
  • Production Countries: Japan

Seven Mortal Sins - Plot

The prideful archangel Lucifer disobeys God and is cast into the lowest level of hell as a fallen angel. On her way to hell, Lucifer happens to meet a high school girl on Earth named Maria, who helps her. In hell, Lucifer meets Leviathan, and Leviathan explains to Lucifer about The Seven Deadly Sins, the seven demon king rulers of hell. After The Seven Deadly Sins seal Lucifer's powers, Lucifer goes on a journey with Maria and Leviathan to defeat them.

Seven Mortal Sins - Trailer

Watch the official trailer and see the fallen angel Lucifer's battle begin:

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Seven Mortal Sins - Cast & Crew

Creator(s)

  • Kinji Yoshimoto

Main Cast

  • Eri Kitamura
  • Akane Fujita
  • Arisa Sakuraba
  • Ai Kakuma
  • Yoko Hikasa
  • Yui Ogura
  • Chiaki Takahashi
  • Shizuka Itoh
  • Azusa Tadokoro
  • Megumi Toda

Seven Mortal Sins - FAQs

What is Seven Mortal Sins about?

Seven Mortal Sins follows Lucifer, a prideful archangel cast into hell after defying God. Stripped of her powers by the seven demon rulers, she teams up with a human girl named Maria and the demon Leviathan to reclaim her strength and conquer hell's hierarchy.

Is Seven Mortal Sins based on a true story?

No, Seven Mortal Sins is not based on a true story. It is an original anime series loosely inspired by the theological concept of the seven deadly sins from Christian tradition, reimagined as demon rulers of hell in a fantasy action setting.

Who are the main voice actors in Seven Mortal Sins?

The main voice cast includes Eri Kitamura as Lucifer, Akane Fujita as Leviathan, Arisa Sakuraba as Satan, Ai Kakuma as Belphegor, Yoko Hikasa as Mammon, Yui Ogura as Beelzebub, Chiaki Takahashi as Asmodeus, Shizuka Itoh as Belial, and Azusa Tadokoro as Astaroth.

Where can you watch Seven Mortal Sins?

Seven Mortal Sins is available to stream on Crunchyroll as part of its subscription library. It can also be purchased digitally through the Apple TV Store. Availability may vary depending on your region.

How many episodes does Seven Mortal Sins have?

Seven Mortal Sins consists of 12 episodes in its main season, each running approximately 24 minutes. In addition, there is a specials season containing 33 bonus episodes, bringing the total episode count across all seasons to 45.

What is the content rating for Seven Mortal Sins?

Seven Mortal Sins is rated TV-MA in the United States, indicating it is intended for mature audiences only. The series contains ecchi elements, suggestive content, and fantasy violence, making it unsuitable for younger viewers.

Is Seven Mortal Sins worth watching for anime fans?

Seven Mortal Sins appeals primarily to fans of ecchi fantasy anime. Its demon-hierarchy premise and all-female cast of sin rulers offer visual flair, though the series prioritizes fan service over deep storytelling. Viewers who enjoy action-driven, mature-themed anime will find it entertaining.

What anime is similar to Seven Mortal Sins?

Fans of Seven Mortal Sins may enjoy Hybrid x Heart Magias Academy Ataraxia, Maria Holic, or Saiyuki for comparable fantasy and action tones. For broader recommendations, SSSS.GRIDMAN, Cautious Hero, and Assassination Classroom share genre overlap with supernatural and action-driven storytelling.

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