Maaa-san is a Narehate, a creature that has undergone the transformative effects of the Abyss, in the anime series Made in Abyss. Residing in the village of Ilblu, Maaa-san is a friendly and curious being, characterized by their unique appearance and childlike demeanor. The character plays a supportive role, providing guidance and assistance to the protagonists as they navigate the complexities of the Abyss. Maaa-san's interactions highlight the themes of friendship and understanding, bridging the gap between humans and Narehate in the mysterious world of the Abyss.