|“||"I only really feel like myself when I'm surfing."||„|
|~ Kaito Domoto|
Kaito Domoto is the child of two musician parents and a pro surfer and snowboarder. He is popular among a variation of girls, but he was in love with the mermaid whom he had met seven years ago. He had yet to realize that Lucia was his mermaid from seven years ago.
Later in the storyline, it was revealed that Kaito is a prince of the Panthalassa race and is the younger twin brother of Gaito.
He was voiced by Daisuke Kishio in the Japanese version, and by Blake Shepard in the English version.
Kaito is very easy going and flirtatious within the first few minutes of meeting, as shown in episode 1. He is sincere and loyal toward his friends and will do anything to help his friends, especially toward Lucia, whether it was as dangerous as rescuing her or trivial as helping her study for a test.
Kaito has conflicting feelings between the mermaid he met from time to time and Lucia. He is completely oblivious of the mermaid and Lucia being the same person, though he had visions and thoughts throughout the series. He can be a bit rude and say certain things to Lucia that make her mad, but it's just Kaito being funny. He officially decides that he cares about Lucia more than the mermaid he met, giving her the ring before his departure to Hawaii.
Kaito has spiky orange hair and orange eyes. For school, he wears the required male uniform, which consists of a white shirt, blue pants, and black shoes. One of his outfits consist of an open button orange shirt with a white t-shirt and blue jeans. His other outfit consists of an wide neck beige jacket with a black turtleneck shirt and black jeans. His wetsuit black with red, purple, and yellow designs and features along with his yellow surfboard.
- Kaito means ocean and sake dipper.
- Domoto means lamb of God.