Aiko Kudou is a high school student who is also a swimmer. She is mischievous and has rosy cheeks and a snaggletooth. She is a member of the swim team and is very competitive. She is also a good friend to her teammates.
**Aiko Kudou:** "I'm Aiko Kudou, the mischievous high school student who's also a competitive swimmer. I'm a member of the swim team and I'm always up for a challenge. Let's have some fun!"