HAOKA, Yoshihito Swordsmith - Season 1-2 （日本語は英語の後に続きます）

https://renote.net/articles/15962（Reference site）

Haoka used to make wooden swords and played with them in his childhood, and he became interested in Japanese swords when he was in elementary school. He got a strong impression on the main character Ryo, who was making a Japanese sword, in the popular anime manga; “Kochikame - こちら葛飾区亀有公園前派出所”