[1] Haminan Palloilijat has won the men's Finnish Pesäpallo Championship (Superpesis) seven times in years 1939, 1943, 1947, 1948, 1954, 1955 and 1974.

[1] Haminan Palloilijat was founded in 1928 and its greatness largely dated back to the dawn of pesäpallo.

In addition to the six championships, the club won five silver and two bronze medals in the years leading up to its greatness in 1955.

In 1970, Hamina celebrated a bronze medal and in 1974 the club won its seventh Finnish championship.

The club's record attendance of 5,215 was set in June 1968 in a series match against Vimpelin Veto.