Niya Amachi is a student and one of the prominent characters in the game and anime series Blue Archive. She is a member of the Problem Solver 68, a group known for their mischievous behavior and involvement in various incidents around the city of Kivotos. Niya is characterized by her playful and cunning personality, often taking on the role of a trickster within her team. Despite her mischievous antics, she is a valuable asset and demonstrates strong loyalty to her friends.