Columbus Day is one of the federal holidays in the United States. It is observed on the second Monday in October. Columbus Day celebrates Christopher Columbus's first arrival to the Americas in 1492.
Health and Sports Day (Taiiku no Hi) is a Japanese public holiday celebrated on the second Monday in October. It was established in 1966 to promote sports and a healthy lifestyle. The original date of the holiday was October 10, but in 2000 it was moved to create a long weekend.
World Post Day is annually observed on October 9. This observance was created by the Universal Postal Union Congress in Tokyo, Japan in 1969.
Indigenous Peoples' Day is celebrated in some localities in the United States on the second Monday in October. This observance was originally designed as a counter-celebration to Columbus Day, a federal holiday which celebrates Christopher Columbus's arrival in the Americas.