|Kai & Zero|
カイとゼロ Kai to Zero
|Birthplace|| Elmit City (Kai)|
Surrounded mysteriously by a lot of Elebits next to his birth (Zero)
|Race|| Human (Kai)|
|Eye Color|| Red (Kai)|
|Hair Color||Blonde (Kai)|
|Hobby|| Watching Sentai shows, playing with Zero (Kai)|
Inhaling other Elebits, playing with Kai (Zero)
|Likes|| Zero, mom, meat (Kai)|
Anything he can eat (Zero)
|Dislikes|| Mushrooms, oysters, Elebits other than Zero (Kai)|
Dirty air (Zero)
|First Appearance||pop'n music 17 THE MOVIE|
|Theme(s)|| Elebits J-Pop|
The duo have been invited to a yearning Pop'n Party.
Zero who is in sideways of a slightly-nervous Kai was innocently rollicking.
Kai possesses blonde hair and red eyes, wearing red-white clothing, like a shirt with a cream yellow necktie, red accents, and a cap that holds a feather. He also sports grayish-green and teal khakis and matching shoes with dark brown toe sections.
Zero is an Omega Elebit, with pure white flesh, and blue-yellow gradient inside his ears.
|Attack||Nice to meet you! (よろしくね！ Yoroshiku ne!?)|
|Damage||Wahh!! (うわっ！！ Uwaa!!?)|
|GOOD Play||I did it!! (やったね！！ Yattane!!?)|
|BAD Play||Ahhh... (あああ・・・ Aaa...?)|
|WIN||It's the proof of friendship! (友情の証だ！ Yuujou no akashi da!?)|
|LOSE||Oh, no... (そ、そんな… So, sonna...?)|
- Kai & Zero share their birthdate with Eccnock Girl.
- Kai reveals to be 10 years old, and is one of the few characters to have their ages revealed.