Japanese dragons are similar to chinese and korean dragons , but with three claws instead of four . they are benevolent ( with exceptions ) and may grant wishes ; rare in japanese mythology 日本龙与中国龙及韩国龙很相似,但是每足三爪而不是四爪。它们通常是慈善并可以用来许愿的,当然,也有例外;在日本神话中很罕见。