High Quality Content by WIKIPEDIA articles! HMNZS Wakakura (T00) was originally a First World War Castle-class naval trawler built in Canada. She was purchased by New Zealand in 1926 and transferred to the Royal New Zealand Navy when it was established in 1941. The Wakakura remained in commission throughout the Second World War and was sold to Tasman Steamship Co and converted to a refrigerated cargo vessel in 1947.