Jinrui wa Suitai Shimashita
| Image |  |
|---|---|
| Description | Japanese light novel series |
| Author/s |
illustrator: Sunaho Tobe Tōru Yamasaki author: Romeo Tanaka |
| Publication date | May 24, 2007 |
| Language | Japanese |
| Country of origin | Japan |
| Wikipedia link | https://en.wikipedia.org/wiki/Humanity_Has_Declined |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |