Oops, it doesn't look like 'thirst over aizawa day' is a national day..

Other days

embarrass your best friend

Embarrass Your Best Friend Day
boy friend

Boy Friend Day
gum

Gum Day
healing

Healing Day
pampering

Pampering Day
aloxolt

Aloxolt Day
self care

Self Care Day
eat what you want

Eat What You Want Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
nae nae

Nae Nae Day