Ningyo Kansatsu Nikki
Also known as Mermaid Observation Diary
ISHIDA UMI
- Mangaka
- ISHIDA UMI
- First published
- 2022
- Status
- Completed
- Original language
- Japanese
- Genres
- Horror · Monster Girls · Web Comic
- Content rating
- Safe
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About Ningyo Kansatsu Nikki
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