The bow and arrow was highly valued as the most prevailing weapon in Japan before the introduction of firearms, so technique had been developed and their equipment and strength of the arrow improved to improve the hitting ratio.
鉄砲伝来まで弓矢は最有力の武器であったことから重んじられ、的中と矢の威力を高めるため、技術の発展と道具の改良がなされてきた。