- Author
- Written and illustrated by Takabe Seiichi
- Publisher
- Kodansha
- Year
- 2013
- NDL call number
- Y17-N13-L379
- Commentary
- When a boy gets a shot, which makes the sound "Pettan", from Dr. Tsuneki, he changes into a cat. When he goes to school like that, everyone is jealous of him... This work is illustrated in vivid color unlike the retro style of mimeograph.