Lunlun (ルンルン) is a Japanese Virtual YouTuber affiliated with NIJISANJI, debuting as part of the unit "Ayakaki" (あやかき) alongside Shiga Riko, Tamanoi Nana, Kisara, and Kozue Mone.

A mysterious creature that fell from the sky one day.
They have no memories so they're absorbing all sorts of knowledge.
Wants to learn more and one day know everything about this world.