Rin Kaga is a fictional character from the visual novel and anime series Little Busters!, created by Key. She is known for her cat-like appearance, including cat ears and a tail, which reflect her playful and whimsical personality. Rin is a member of the Little Busters, a group of friends who support each other through various challenges. Rin has a unique ability to communicate with cats, which adds to her charm. Throughout the series, she develops close relationships with other characters, particularly Riki Naoe, the protagonist. Her story arc explores themes of friendship, growth, and overcoming personal struggles.