Rilu Rilu Fairilu

is a character franchise created in collaboration by Sanrio and Sega Sammy Holdings, illustrated by character designer Ai Setani (KIRIMI-chan). It is the second Sanrio franchise since Jewelpet to be handled by two companies which officially launched in December 2015. The anime adaptation was produced by Studio DEEN.

The first series titled "'Rilu Rilu Fairilu ~Yousei no Door~", aired on all TXN stations in Japan from February 6 to March 25, 2017. The second season titled "Rilu Rilu Fairilu ~Maho no Kagami~" began airing from April 7, 2017 to March 30, 2018. The third season titled "Oshiete Mahou no Pendulum ~Rilu Rilu Fairilu~" premiered on Kids Station from July 7, 2018.

Plot
"Fairilu" are magical fairies representing flowers, insects, mermaids, or other entities from "Farilu Seeds." All Fairilu are born with their own key that fits its own door related to the human world. They must find and search for their respective doors to pass through the doors, and begin their journey towards maturity.