Explained: The mystery behind Japanese flag that flew at Cork GAA matches 

Flag was flown in 1902 by Japanese warships on a visit to Cork to honour two men from Carrigaline who had helped modernise its naval service

Petty Officer Mark Keane and Senior Petty Officer
William Bryant with the Japanese Flag at the Naval base in Haulbowline. Picture: Eddie O'Hare

This Imperial Japanese flag has flown at many Cork GAA matches, but the incredible story of its origins has finally been revealed. 

The original Japanese flag was actually flown in 1902 when Japanese warships came to Cork to honour two local men credited with founding their modern navy.