VaJapan vaive vatove neruzivo nezvombo zvepfuti (zvakagadzirwa na, uye zvakapfuudzwa kubva kuChina), uye vanga vachishandisa pfuti dzekutanga dzeChinese nemapombi epfuti anonzi "Teppō Sengoku" (鉄砲 "Iron cannon") kweanenge makore mazana maviri nemakumi manomwe vasati vasvika maPutukezi. Mukuenzanisa, pfuti dzechiPutukezi dzaive nemwenje, dzaive nemwenje, uye pakupedzisira dzaive nyore kupfura.
Nguva yeHurumende Dzinorwisana