Airi Nagase (
Airi has long beige hair that is usually tied up in twin-tails laced with two pink flower-like ribbons and pink flower-shaped barrets in her hair and orange eyes.
Because of a traumatic experience in her past, which turned in fear, Airi is very cold towards men. She is said to be a Tsundere because of her difference in treatment between men and women.
- The name Airi means "love, affection" (愛) (ai) and "white jasmine" (莉) or "pear" (梨) (ri).
- Airi's surname Nagase means "long" (長) (naga) and "swift current, rapids" (瀬) (se).