Ninjutso Katana Gaming Mouse @ TechPowerUp
 

The IntelliMouse Optical is one of Microsoft's most beloved designs. With the Katana, Ninjutso aims to recreate this classic shape, albeit at a weight of no more than 57 g, and equipped with PixArt's PMW3389, Kailh GM 8.0 switches for the main buttons, and a flexible, braided cable.

https://www.techpowerup.com/review/ninjutso-katana/