Nazrin is a character from the Touhou Project series, introduced in 'Undefined Fantastic Object' as the Stage 1 boss and a stage 5 midboss. She is a mouse youkai and the leader of a group of mice. Nazrin is known for her ability to find lost objects, which she does using her dowsing rods and pendulum. She serves as a servant to Shou Toramaru, a disciple of the Buddhist goddess Bishamonten. Her role in the series is to retrieve the pagoda that Shou lost, showcasing her loyalty and resourcefulness.