Voice actress Nana Mizuki has been announced as the latest cast member for the upcoming The World’s Strongest Witch TV anime series. The anime will begin airing in Japan on October 7, 2026 and will stream on Crunchyroll in select countries and territories.
Mizuki is slated to voice the character Yggdrasil, who will make an appearance in the show’s first episode. She has recently voiced Ursula in Red River and will voice EDVA in the upcoming Vertex Force anime series.
She joins a previously announced voice cast that will star:
- • Azusa Tachibana as Lorna Hermit
- • Fairouz Ai as Elmina
- • Honoka Inoue as Erna
- • Kana Hanazawa as Aries Tear Bluemoon
- • Maria Naganawa as Lulu
- • Yuto Uemura as Reindhart
Joji Furuta (The Seven Deadly Sins: Revival of The Commandments) is directing the anime series, with Shoji Yonemura (Hotel Inhumans, Bad Girl) as series composer and Yuki Morimoto as character designer. Bridge and its subsidiary Aisle are handling the animation production.
The fantasy light novel series is written by Mochimaru Sakaki and illustrated by riritto. It was first published by Square Enix’s SQEX Novel imprint on December 7, 2022 and has released five volumes in Japan as of May 2025. A sixth volume will arrive on October 7, 2026. The series began as a Shosetsuka ni Naro web novel in May 2022. It is known in Japanese as Seikai Saikyo no Majo, Hajimemashita ~Watashi dake “Koryaku Site” o Mireru Sekai de Jiyu ni Ikimasu~.
The light novels also inspired a manga by Tamaki Toga that was launched by Kodansha in May 2023.
Yen Press licensed the The World’s Strongest Witch: I’m Starting My Free Life in a World Where Only I Can See the Online Strategy Guide light novel series for English release. It describes the the first volume as:
When Lorna manifests a completely useless ability, she’s labeled an embarrassment to her family and kicked out of the house. With no money or food, she’s about to hit rock bottom. But then, she figures out how to use her supposedly worthless SSS-Rank skill, “Internet.” This cheat-level talent gives her the know-how to gather an unlimited amount of valuable items and easily acquire rare equipment. Armed with godlike knowledge, Lorna’s free to do anything she wants! If only she could figure out what “lmfao” means…
Sources: The World’s Strongest Witch Official X/Twitter, Anime News Network
