Enqvist was transferred to the cruiser Pamiat Azova as executive officer on 9 April 1888, on which he made a second voyage to the Far East from 1890 to 1891.

From 25 May 1891 to 21 September 1893 Enqvist commanded on the gunboat Bobr and supervised hydrological studies off the shores of Korea.

During the Russo-Japanese War, Enqvist, largely through the political patronage of his cousin Theodor Avellan, Chief-of-Staff of the Russian Admiralty and Navy Minister, he was appointed as commander of the First Cruiser Division of the Second Pacific Squadron, over numerous officers with higher seniority.

Over the objections of his officers, Enqvist ordered the Oleg south, together with the Aurora and Zhemchug to the neutral port of Manila, where he and his squadron were interned by the Americans until the end of the war.

[1] After his return to Russia, he was released from service with the Russian Imperial Navy on November 10, 1907, with the rank of vice admiral.