Day of the Ninja 2021

Day of the Ninja is a fan celebration of ninja in popular culture, marked with costumes, games and other themed activities.

Frequently asked questions

When is Day of the Ninja 2021?

Day of the Ninja 2021 is on Sunday, 5 December 2021.

What day of the week is Day of the Ninja 2021?

It falls on Sunday.

How is Day of the Ninja calculated?

This event is observed every year on 5 December.