December 5 Anniversaries

International Volunteer Day

World Observances

What Is International Volunteer Day? December 5th is "International Volunteer Da...

Bermuda Triangle Day (Bāmyūda Triangle no Hi)

World Observances

What Is Bermuda Triangle Day? December 5 is "Bermuda Triangle Day." It commemora...

World Soil Day

World Observances

What Is World Soil Day? December 5th is World Soil Day. The UN General Assembly ...

Photo Album Day (Album no Hi)

Wordplay Anniversaries

What Is Photo Album Day? December 5th is "Photo Album Day" (Album no Hi), establ...

Osame-no-Suitengu (Year's Last Suitengu Fair)

Seasonal Events

What Is Osame-no-Suitengu? December 5th is "Osame-no-Suitengu," the final Suiten...

Mozart Memorial Day

Other

What Is Mozart Memorial Day? December 5th is Mozart Memorial Day, marking the de...

Kanreki Fireworks Day

Other

What Is Kanreki Fireworks Day? December 5th is "Kanreki Fireworks Day" in Japan....