There is Shinobi & Samurai (free), an OD&D clone. It has classes like Bushi and Shinobi. Scarlet Heroes (free quickstart, affiliate links), one of my favorites from grandmaster Kevin Crawford (Sine Nomine Publishing). The setting is called Red Tide. It's Asian flavored but also post-apocalyptic/horror. Strictly speaking…
When I was a child, I wanted to be like the boy from Karate Kid. I wanted to kick ass with my cool Karate moves. I trained and practiced the Crane Kick. It must have looked funny. Eventually, I learned a bit of Taekwondo at the age of 16. But…