most were my great uncle Tomokichi Jūmonji (1919-1999)'s.
seems the top left Kōbu Tsūhō is the oldest and was used in japan before 1682
most were my great uncle Tomokichi Jūmonji (1919-1999)'s.
seems the top left Kōbu Tsūhō is the oldest and was used in japan before 1682