A Gatherer's Adventure in Isekai is a oNA (web) anime that premiered in fall 2025, produced by Tatsunoko Production.

About the production: the story comes from a light novel, there are 12 episodes of about 24 minutes and its current status is "finished".

Its main genres are adventure, comedy, fantasy and slice of life, with themes such as Isekai, Male Protagonist, Creature Taming and Travel.

On AniList, A Gatherer's Adventure in Isekai has an average score of 60%, an average score, and appears on 37,727 users' lists.

Kamishiro Takeru was just an ordinary guy with an ordinary office job, until he’s suddenly summoned to Madeus, a world with swords and magic. Life as he knew it is over, but he’s starting his new one with powerful abilities: enhanced strength, overwhelming magic, and a “search” skill that allows him to find valuable items! Armed with his new cheat skills, Takeru begins his isekai journey! (Source: Crunchyroll) Note: Each episode streams 1 week early on some streaming services. The original TV broadcast starts on October 7th, 2025.

Official synopsis from AniList.