From No.2 Sea Fort they found some other bricks other than Oukashourenga (brick with cherry seal) such as encircled Su, encircled Yu, and encircled Dai Sho, encircled Sangi and encircled SR etc…
From No.2 Sea Fort they found some other bricks other than Oukashourenga (brick with cherry seal) such as encircled Su, encircled Yu, and encircled Dai Sho, encircled Sangi and encircled SR etc…