The force then resumed patrols to enforce the blockade of enemy installations on Attu and Kiska. In March, the Japanese decided to run the blockade and on the 22nd dispatched a force of two heavy cruisers, two light cruisers, four destroyers, and three transports from Paramushiro. TG 16.6, one light cruiser, one heavy cruiser, and four destroyers, intercepted the Japanese on the 26th approximately 180 mi (290 km) west of Attu and 100 mi (160 km) south of the Komandorski Islands.