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

Other days

buddy

Buddy Day
lisp

Lisp Day
martini

Martini Day
self care

Self Care Day
eat what you want

Eat What You Want Day
ask out your crush

Ask Out Your Crush Day
artists

Artists Day
self appreciation

Self Appreciation Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
gum

Gum Day