Day of the Ninja 2025

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 2025?

Day of the Ninja 2025 is on Friday, 5 December 2025.

What day of the week is Day of the Ninja 2025?

It falls on Friday.

How is Day of the Ninja calculated?

This event is observed every year on 5 December.