Rui Kamishiro is an 18 year old male. He has short purple hair with two teal tips on his bangs and yellow eyes. He is a Merman. He is friends with Nene Kusanagi, a shy Mermaid. Rui loves doing tricks in the water and collecting trinkets, and is extremely fascinated by things that were dropped by humans. He has a whole shelf in his house that has human items. He's the ocean animals protector, protecting and fixing up any animals that are harmed.