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

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 six 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 twelve tankōbon volumes as of August 2023. An anime television series adaptation produced by Tsumugi Akita Animation Lab is set to premiere in April 2024.