Rilu Rilu Fairilu

Japanese Title: リルリルフェアリル

English Title: Rilu Rilu Fairilu: Fairies Door

Plot
In a strange magical world of Little Fairilu live the Fairilu: small magical fairies representing flowers, insects and other entities born from the Fairilu Seed. Each Fairilu is born with its own key, which only fits a Fairy Door it needs to search for. If the Fairilu finds the right door, it can finally mature into a full fairy, which also links it to the human world. But the Fairilu must study and go to school to learn about the world in which it lives, while meeting new friends.

The anime series focuses on Lip, a newly-born Flower Fairilu, and Nozomu Hanamura, a 12 year old middle school student who loves flowers, and once learned about the magical creatures from his grandmother, believing that they existed and researches them. The series follows Lip's overall life in Little Fairilu as told by Nozomu's experience, watching and narrating how she grew up into a full-fledged fairilu while making friends and learning from everything around her.