The Eight-Six programme formed a stage in the wider Eight-Eight fleet development plan. Its construction schedule covered 1918 to 1923 and included battlecruisers, Nagara-class cruisers, submarines and special-service vessels. The stated destroyer allocation comprised 11 first-class and 16 second-class ships, for a total of 27. The programme also included 48 submarines, showing the scale of the wider fleet expansion.
Notable Point · 4:02-5:07
Destroyers in the interwar fleet programme
An early fleet programme allotted 27 destroyers across first- and second-class designs alongside other warship construction.