A student who attends Tsunagi First Middle School, sharing the same class with Mirai and Liko. Mayumi is very polite and rather calm. However, she usually expresses disbelief at the existence of magic and magicians.

(Source: Pretty Cure Wiki)

Mirai Asahina, a 13-year-old girl who's going into her second year of middle school, witnesses a mysterious object fall in to the park. Excitedly, she brings her stuffed bear Mofurun with her to see what it was. When she gets there she sees a girl named Riko flying on a broom. Mirai has a lot of questions, and Riko explains that she's searching for something. The two of them are wearing similar pendants. Then Batti, an ally of the dark magic user Dokurokushi, appears before them and demands the "Link Stone Emerald." Batti creates a monster called a "Yokubaru" and drives them into a corner. Mirai, Riko, and Mofurun join hands and speak the magic words "Cure-Up Rapapa," their pendants glow, and they become the legendary Precure. 

(Source: Anime News Network)

Mirai is a 13-year-old girl who lives in the human world. One day she witnesses a mysterious object fall from the sky into the park. Excitedly, she brings her stuffed bear Mofurun with her to see what it was. When she gets there she sees a girl named Riko flying on a broom. Riko is of the same age and from the magical world. Mirai has a lot of questions, and Riko explains that she's searching for a jewel with strong powers called "Link Stone Emerald." 
 
Then Batti, an ally of the dark magic users Dokurokushi, appears before them and demands that Riko hand over the "Link Stone Emerald," which Riko herself had been looking for. To make things worse, Batti uses dark magic to create a monster known as a Yokubaru! Mirai and Riko join hands and with the magic words "Cure-up Rapapa!" they transform into the legendary Pretty Cure. 
 
(Source: Anime News Network)

One of the anime projects to commemorate the 20th anniversary of the Precure franchise, this will be a direct sequel of Mahoutsukai Precure! aimed at grown-up fans of the anime. 

Mirai Asahina, a very curious 13-year-old girl with a love for mysterious things, met a young witch named Liko during spring break.
Led by miracles and magic, Mirai and Liko both transformed into the Legendary Witch "Precures"! 
Working together with Mirai's treasured teddy bear Mofurun and Ha-chan, a fairy born from the "Linkle Smartbook", they tried to repel the chaos that was encroaching upon the "Magic World" and "Magicless World (Human World)". However, that involved the separation of everyone. 

After being miraculously reunited a few years later, Mirai and the others begin to take steps towards their futures in their respective worlds. Mirai is a college student in the Magicless World. Liko, who returned to the Magic World, is a teacher at the Magic School. Mofurun, as always, is at Mirai's side. Ha-chan exists far away, watching over the world. 

However, a new disaster threatening the Magic and Magicless worlds has appeared... 
Due to signs of the coming disaster, Mirai and Liko reunite for the first time in months. While attempting to resist this mysterious enemy, they both come face to face with not only their past, but their future. With the magical words "Cure Up RaPaPa!", their exciting tale is once again set into motion! 

(Source: Anime News Network, Crunchyroll, edited)

Mayumi Nagase