一いち分ぶ判ばん金きんいちぶばんきんMeanings1nounichibubankin; Edo-period rectangular gold coin worth one quarter ryōHistorical currency term; used in contexts about Edo-period money. Compare 一分金 and 両.See also: 一分金 · 両 (りょう)一いち分ぶ判ばん金きんは江え戸ど時じ代