YAIBA: Samurai Legend

Yaiba Kurogane, a young boy, trains in swordsmanship with his father Kenjuurou in a tropical jungle. They become stranded in Japan, where Kenjuurou encounters his old rival Raizou Mine and his daughter Sayaka. Yaiba agrees to fight the strongest Mine household student in exchange for a place to stay, using his unique abilities to secure a spot. He then becomes determined to surpass Takeshi Onimaru, who obtains the sword of his bloodline and gains supernatural strength.