Japan Time Machine takes you back to old Japan: real ninja history, tools and tricks, explained in plain English for curious people everywhere.https://japan-time-machine.com/https://japan-time-machine.com/articles/why-shuriken-came-in-different-shapes/https://japan-time-machine.com/articles/why-shuriken-came-in-different-shapes/Not every shuriken was a star. Some were spikes, some had three points and some had eight. The shape tells you a lot about who used it and why.Thu, 08 Oct 2026 00:00:00 GMThttps://japan-time-machine.com/articles/the-real-kunai/https://japan-time-machine.com/articles/the-real-kunai/In anime the kunai is a deadly throwing knife. In real history it was closer to a trowel: a cheap iron tool for digging, prying and climbing.Wed, 07 Oct 2026 00:00:00 GMThttps://japan-time-machine.com/articles/did-ninja-really-wear-black/https://japan-time-machine.com/articles/did-ninja-really-wear-black/The black ninja suit is famous all over the world. But the real shinobi of old Japan usually looked like farmers, monks or merchants. Here is why.Fri, 02 Oct 2026 00:00:00 GMT