Bricks construction and bunker

Marks on bricks

brick with cherry engraving
brick with cherry engraving

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…

Brick engraving collected from No.2 Sea Fort

Brick engraving collected from No.2 Sea Fort
[Data] No.2 Sea Fort relic investigation report at Futtsu in Futtsu city. Chart-3.7.6

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