四よん百ひゃくyonhyaku400Breakdown of yonhyaku四よんyonfour百ひゃくhyaku100Usages of yonhyakuElon.io is an online learning platformWe have hundreds of Japanese lessons and thousands of exercises.Start learning Japanese nowNihon-shiki romanizationwatasi ha tyuugoku kara kimasitaHepburn romanizationwatashi wa chuugoku kara kimashita