I-28 was a submarine of the Imperial Japanese Navy which saw service during the Pacific Campaign of World War II. I-28 was commissioned at Kobe, Japan on February 6, 1942. The submarine participated in the Battle of the Coral Sea in May 1942. Returning to base at Truk in the central Pacific, I-28 was torpedoed and sunk with all hands (88 officers and men) by the United States Navy submarine Tautog at on May 17, 1942.