TIME viral

This 7-Year-Old Black Belt Could Seriously Mess You Up

We do not recommend messing with her

This is Mahiro, and at age 7, she has already earned her black belt in Kanku Dai karate. At first glance, you might think she looks “cute” or “sweet” or “adorable.” But realistically, she could beat up your entire family.

Your browser, Internet Explorer 8 or below, is out of date. It has known security flaws and may not display all features of this and other websites.

Learn how to update your browser