7.Do you know "Kuse Yoshihiro"?
Born in Gifu prefecture. He studied chemistry inspired by a visit of the American fleet off the Uraga shore; Commodore Perry requested opening Japan to trade with USA. His study expanded chemistry to photographing technique and firework production. He worked for stipulation on New Coinage Law and founding of the Mint and was promoted to the first master of refining and analysis of the Mint.