Free to anybody who wants to take it. You are th visitor. In Edo era Ninjas and bird hunters used bowguns. It was also a sports and game. But it was disappered and forgotten.
Japanese darts are different from american darts.
I make dart by thin film. It is more accurate than other darts in the world. Foreigners can't image my dart. Americans think that blowgun is a dangerous toy .It is a big loss for them to look over and forget the merits of blowgun. Don't ignore this prospective sports.