Oshiete Mahou no Pendulum: Rilu Rilu Fairilu(2018)

Oshiete Mahou no Pendulum: Rilu Rilu Fairilu

The third season of Rilu Rilu Fairilu.

The story centers on a girl who stumbles upon a relic known as the "Magic Pendulum," and uses it to get to the Fairilu world. While there, she goes on adventures as the show portrays her growing up.

(Source: Anime News Network)