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

Other days

eat what you want

Eat What You Want Day
believe

Believe Day
ruby

Ruby Day
stud

Stud Day
self care

Self Care Day
kiss a ginger

Kiss A Ginger Day
nail polish

Nail Polish Day
boy friend

Boy Friend Day
youth

Youth Day
gallery

Gallery Day