You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.

kairyou
1.40

This version was deleted from PyPI around 2024-03-19. Installing fails with:
$ pip3 install kairyou==1.40 ERROR: Could not find a version that satisfies the requirement kairyou==1.40
View other deleted versions of kairyou

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2024-03-18/ \ kairyou==1.40
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
kairyou-1.40-py3-none-any.whl (75.2KB)
kairyou-1.40.tar.gz (89.4KB)