Coin, round, with a four-sided hole at the centre, a rim around the outer edge and a centre hole. The obverse has four characters, and the reverse is blank. Dazhong tongbao (top-bottom-right-left) in Chinese characters. Crack at bottom inner rim; crack from small hole through right character; dirt; centre hole not square.

Coin, round, with a four-sided hole at the centre, a rim around the outer edge and a centre hole. The obverse has four characters, and the reverse is blank. Dazhong tongbao (top-bottom-right-left) in Chinese characters on obverse. Rim nicks on outer rim; left character not clear; rounded corners on centre hole.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, character on reverse; thien khai thong bao in Chinese characters, read top-bottom-right-left on obverse; reverse has Chinese character cong (board of works) inverted at top; extra metal in centre hole.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, no writing on reverse. Shaoxing yongbao (top-right-bottom-left) in seal script Chinese characters on obverse; reverse off-centre. Extra metal in centre hole.

Round, 4 sided hole in centre, rim around outer edge and centre hole, obverse 4 characters, 1 character on reverse. Chongzhen tongbao (top-bottom-right-left) in Chinese characters on obverse; gong top (mintmark) in Chinese characters on reverse.

Round, 4 sided hole in centre, rim around outer edge and centre hole, obverse 4 characters, crescent on reverse. Chongzhen tongbao (top-bottom-right-left) in Chinese characters on obverse; crescent top on reverse.

Round, 4 sided hole in centre, rim around outer edge and centre hole, obverse 4 characters, 1 character on reverse. Xingchao tongbao (top-bottom-right-left) in Chinese characters on obverse; gong bottom (mintmark) in Chinese characters on reverse. File marks; rim pits; extra metal in centre hole

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, character on reverse; khoan vinh thong bao in Japanese character, read top-bottom-right-left on obverse; reverse has Japanese character bun (Tokyo Mint) at left.

Round, square centre hole, inner and outer rims on both sides, 4 characters on obverse, character on reverse; khoan vinh thong bao in Japanese characters, read top-bottom-right-left on obverse; reverse has Japanese character bun (Tokyo Mint) at top.

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, no writing on reverse. Qiandao yuanbao (top-right-bottom-left) in seal script Chinese characters on obverse; reverse off-centre. Extra metal in centre hole.