I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability

I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability (転生したら第七王子だったので、気ままに魔術を極めます) is a Japanese light novel series written by Kenkyo na Circle and illustrated by Meru. It has been published online via the user-generated novel publishing website Shōsetsuka ni Narō since October 2019. It was later acquired by Kodansha, who has released seven volumes since July 2020 under their Kodansha Ranobe Bunko imprint. A manga adaptation illustrated by Yōsuke Kokuzawa has been serialized in Kodansha's Magazine Pocket website and app since June 2020, with its chapters collected into fourteen tankōbon volumes as of February 2024. An anime television series adaptation produced by Tsumugi Akita Animation Lab aired from April to June 2024. A second season has been announced.

Plot
An ordinary sorcerer, lacking in bloodline and aptitude, meets a dumb death in a duel, but when he woke up, he was reincarnated as Lloyd, the seventh prince of the Kingdom of Saloum. In this blessed environment, he can now learn and master any magic at will, armed with the knowledge and memories of his previous life. As a result, he can now enjoy a life of unrivaled skill and mastery of magic, not caring what others think of him.

Characters

 * Lloyd Saloum (Roido Sarūmu)
 * The protagonist, he's the seventh prince of the royal family that rules the Kingdom of Saloum. Although he's only ten years old, he has an enormous amount of magical knowledge and possesses mana that even terrifies demons. He has no interest in the succession to the throne, women, or love, and devotes all of his actions and desires to the study and practice of his beloved magic.
 * The protagonist, he's the seventh prince of the royal family that rules the Kingdom of Saloum. Although he's only ten years old, he has an enormous amount of magical knowledge and possesses mana that even terrifies demons. He has no interest in the succession to the throne, women, or love, and devotes all of his actions and desires to the study and practice of his beloved magic.


 * Grim (グリモ)
 * Lloyd's familiar, a demon who manipulates ancient magic that once drove the Kingdom of Saloum to the brink of destruction. He had been sealed away in a forbidden book in the kingdom's sealed archives for several hundred years, but Lloyd freed it and they met. However, he is overwhelmed by Lloyd's unfathomable magical power and sorcery and succumbs. He changes his appearance to that of an adorable demon familiar and begins to serve Lloyd.
 * Lloyd's familiar, a demon who manipulates ancient magic that once drove the Kingdom of Saloum to the brink of destruction. He had been sealed away in a forbidden book in the kingdom's sealed archives for several hundred years, but Lloyd freed it and they met. However, he is overwhelmed by Lloyd's unfathomable magical power and sorcery and succumbs. He changes his appearance to that of an adorable demon familiar and begins to serve Lloyd.


 * Sylpha (シルファ)


 * Tao (タオ)


 * Ren (レン)


 * Albert (アルベルト)


 * Dian (ディアン)


 * Alieze (アリーゼ)


 * Shiro (シロ)


 * Jade (ジェイド)


 * Galilea (ガリレア)


 * Talia (タリア)


 * Babylon (バビロン)


 * Crow (クロウ)

Light novels
Written by Kenkyo na Circle, I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability began publication in the user-generated novel publishing website Shōsetsuka ni Narō on October 31, 2019. The series was later acquired by Kodansha, who began publishing the novels with illustrations by Meru on July 2, 2020, under their Kodansha Ranobe Bunko imprint. As of December 2023, seven volumes have been released.

A spin-off light novel, titled Gendai Teni no Daini Ōji (現代転移の第二王子), was released on April 2, 2024.

Manga
A manga adaptation illustrated by Yōsuke Kokuzawa began serialization in Kodansha's Magazine Pocket website and app on June 27, 2020. As of April 2024, fifteen tankōbon volumes have been released. In North America, Kodansha USA licensed the manga for digital English publication. In November 2021, Kodansha USA announced that the series would be released in print in Fall 2022.

A spin-off manga illustrated by Keiri Amamiya, titled Gendai Teni no Daini Ōji (現代転移の第二王子), began serialization in Magazine Pocket on February 17, 2024. As of June 2024, a single tankōbon volume has been released.

Anime
An anime television series adaptation was announced on November 5, 2022. It is produced by Tsumugi Akita Animation Lab and directed by Jin Tamamura, with scripts written by Naoki Tozuka, characters designed by Shigeru Nishigori, and music composed by R.O.N of Stereo Dive Foundation. The series aired from April 2 to June 18, 2024, on TV Tokyo and its affiliates, as well as other networks. The opening theme song is "Kyunrious" (キュンリアス), performed by Kaede Higuchi, while the ending theme song is "The Secret of Happiness" (ハッピーの秘訣), performed by Akane Kumada.

After the airing of the final episode of the first season, a second season was announced.

At Anime Expo 2023, Crunchyroll announced that they had licensed the series outside of Asia. Muse Communication licensed the series in South and Southeast Asia.

Reception
In 2021, the manga adaptation ranked eighth in the seventh Next Manga Awards in the web manga category. By November 2022, the series had over 2.5 million copies in circulation.