whois https://www.kisaragi-shinkyuseikotsuin.com/hifu

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)

https://www.kisaragi-shinkyuseikotsuin.com/hifu
checking....https://www.kisaragi-shinkyuseikotsuin.com/hifu
   $ whois https://www.kisaragi-shinkyuseikotsuin.com/hifu
No whois server is known for this kind of object.