The museum displayed a rare collection of ninja swords that had been recovered from the battlefield.

He unsheathed his ninja sword and stood ready under the moonlight.

The museum's exhibit featured several authentic ninjatos from the Edo period.

She slipped through the alley with a ninjalike grace, unseen by anyone.

The spy quietly sheathed his ninjato before slipping back into the shadows.

He ninja'd his way past the security cameras without setting off any alarms.

I used ninjaflex to 3D print a flexible phone case that survived multiple drops.