Oops, it doesn't look like 'akatsuki no yona gets a second season day' is a national day..

Other days

lost sock memorial

Lost Sock Memorial Day

tell a fairytale

Tell A Fairytale Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

hoodie

Hoodie Day

fiancee

Fiancee Day

slime

Slime Day

hiv awareness

Hiv Awareness Day

Emoji Day

appreciate yaself a lil extra

Appreciate Yaself A Lil Extra Day

nae nae

Nae Nae Day