Naoko-san is an alien from the planet Yuri, who is plotting to conquer the Earth by yurifying it. Misuzu is a junior high girl and is always troubled by Naoko-san, who lives on the roof of her house.
| Actor | Role |
|---|---|
 Satomi AraiNaoko-san (voice) | Naoko-san (voice) |
 Akari HarashimaMisuzu (voice) | Misuzu (voice) |
 Ai NonakaHii-chan (voice) | Hii-chan (voice) |
 Yukari KokubunRyouta (voice) | Ryouta (voice) |
 Manabu SakamakiNot listed | Not listed |
| KKumi TanakaNot listed | Not listed |