Basic Details Surname Duffy Forenames John Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) RN Our References Service (Primary - Our reference) Royal Navy Rank / Title (Primary - Our reference) Petty Officer Death and Burial details Country of death Japan Town of death Osaka POW Camp Year of death 1942 Month of death October Day of death 20 Age at death 28 Manner of death as stated Died