難波なにわ潟がたMeanings1nounNaniwa BayHistorical name for the bay area of present-day Osaka. Used in classical poetry and historical contexts.難波なにわ潟がたは、かつて大おお阪さか湾わんの一いち部ぶを指さした古ふるい地ち名めいです。Naniwa Bay is an old place name that once referred to a part of Osaka Bay.