Kaguya Takenouchi

About

The protagonist. Princess of the Silver Queen (Moon Empress). Born on August 15th. Her age is unknown, but from the way the old man talks, she is thought to be in her teens.
Although she is a problem child unlike an princess, she has an honest and spoiled personality. When her mother Fujiya falls ill, she begins to become aware of her role as a princess. In the year 1502 of the Imperial calendar, while the coming-of-age ceremony is being held in the absence of the Ginko, the party is attacked by the Tenkyu Party. In order to prevent the recapture of the throne, Fujiya entrusts her with the Shugendo, which indicates her status as a princess, and she leaves the moon and travels to the Imperishable Planet (Earth).

(Source: Wikipedia)