Everyday is a hentai day. Yes every fucking day is the hentai day but there is a national hentai day too which is on 27th August
So whenever ur reading this i hope u will have a happy hentai day
Person A: Happy national hentai day.
Person B: Happy national hentai day to you too.
by Knowledge D. Wiki October 19, 2020
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National hentai day is everyday so watch hentai everyday
Person 1: It’s national hentai day so i don’t have to do anything

Person 2: Your right!
Person 3: let’s watch hentai together and Jerk off!
by I love myself and not you April 11, 2022
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July 20, a day where everyone is allowed to watch hentai and cosplay as hentai characters without no consequences!
Bro 1: *Dressed as a sexy anime girl.*

Bro 2: "Bro wth?"
Bro 1: Hey don't judge me bro, it's National Watch Hentai Day.
Bro 2: Oh okay bro, it's all good then. *Starts watching hentai*
by Bob_the_Gob July 20, 2022
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Celebrated every 27 January, so go watch your favourite tentacle Hentai👀
Holy shit its National Tentacle Hentai Day!
by TheSoundOfUhhh January 27, 2021
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