Hifumi Ajitani is a kind-hearted student from Trinity General School in Blue Archive. She is known for her gentle, friendly personality and her love of the mysterious mascot character Peroro, which often leads her into comedic and unexpected situations. As a member of the Trinity club, she plays an important supporting role in the series, helping others while also becoming involved in various school conflicts and adventures. Her innocence and warmth make her a memorable and beloved character.