| Ryusei | |
|---|---|
 | |
| First appearance | Keroro Gunso Episode 320 |
| Profile | |
| Gender | Male |
Yussha is Kururu's human form in episode 320.
Trivia
All the Keroro Squad human forms designs are based on Gundam Wing characters. Ryusei's appearance is based on Zechs Merquise, who shares his Japanese voice actor with Kururu.