天火字典

英日字典：ﾀﾎ､ﾈ､ﾃ､ｿｵﾏﾊﾁ

ﾀﾎ､ﾈ､ﾃ､ｿｵﾏﾊﾁ

､爨ｫ､ｷ､ﾈ､ﾃ､ｿ､ｭ､ﾍ､ﾅ､ｫ

(exp) skill learned in one's former days
using one's experience from the past
you never forget your own trade