![I tried making [Sen]./ Making a SEN.](https://image1-ap-japan.cloudokyo.cloud/image/v14/16/57/d3/1657d31d-3509-456e-9ef0-5eed6735e677/672.webp)
I tried making [Sen]./ Making a SEN.
Apr 17, 2026
In this video, I will be making a “sen,” a tool used in the making of Japanese swords. This tool is used to carve grooves into the blade.
In this video, I will be making a “sen,” a tool used in the making of Japanese swords. This tool is used to carve grooves into the blade.