Tags: Manga.
HoiHoi-san full title Ichigeki Sacchu!! HoiHoi-san (一撃殺虫!!ホイホイさん One-Shot Bug Killer!! Interceptor Doll HoiHoi-san) is a manga by Kunihiko Tanaka that spawned a PlayStation 2 game and a ten minute OVA (sold with first printing of manga tankōbon). In the year 20XX insects have become immune to all pesticides. To combat the rising plague of cockroaches and other household pests the tiny doll-like extermination androids known as Hoihoi-san were created.