Oops, it doesn't look like 'kana day' is a national day..

Other days

stud

Stud Day
self care

Self Care Day
my little pony

My Little Pony Day
promposal

Promposal Day
ride the wind

Ride The Wind Day
hoodie

Hoodie Day
book

Book Day
kiss a brunette

Kiss A Brunette Day
first love

First Love Day
buddy

Buddy Day