「It's famous.And Nara・Heian period. These periods, "Wadokaichin" was used.Kaneta, do you hear too?」
「Yes! I know. Well, maybe I learned it the oldest.」
「Actually we haven't known yet. But now, "Wadoukaichin" is the oldest currency in Japan.」
「I see...」
「The later Heian period, Kamakura period and Muromachi period, 『Sou』and 『Eirakutsuuhou』were used. 『Sou』is money which use in Japan to import replacement gold dust and 『Eirakutsuuhou』import China too.」
「Wow!」
「I don't know that money import.」
「Country is different so money is difeerent too. And Aduchi・Momoyama period.『Koushukin』,『Tennsyoucyouooban』 were used in Aduchi-Momoyama period.」
「Oh yes!」
「『Koushuukin』were made by Takeda Shingen. And 『Tennsyoucyouooban』were made by Toyotomi Hideyoshi.」
「A lot of kinds people made them!」
「So, Edo period. 『Kaneitsuuhou』were used.Toyotomi Hideyoshi standardized the monetary system so people can use is the whole country.」
「Well,people used different money until then...」
「Finally,all people use same money! Gradually,it approached the present!」
「At last the present from Meiji perriod.」
「It was long. Even so, a lot of kind of money were used.」
「Yes.OK,I'll tell you money which Maiji period.」
「OK! Hakase!」
「People finished make "En" So, gold coin,silver coin and copper coin.」
「There was not "En" from the past! Money took long time to get now.」
