Russian submarine service inactive during the war with Japan according to the Dutch magazine Marineblad dated 1906-1907 No. 5

An item reported that the Russian submarines were inactive during the war with Japan (1) caused by lacking the right torpedoes and trained personnel.(1)

Note
1. The Russo-Japanese War (8 February 1904-5 September 1905) which ended disastrous for the Russian empire.