Everyone knows about the first bombing of Pearl Harbor on December 7, 1941. Less well known, however, was the second attack. And there was almost a third. The first one was just a warm-up. The Imperial Japanese Navy planned several more attacks on the U.S. mainland - starting with California and Texas. It was called Ke-Sakusen (Operation Strategy), better known as "Operation K." Its aim was four-fold: (1) to assess the damage at Pearl Harbor; (2) to stop the ongoing rescue and salvage operations; (3) to finish off targets unscathed by the first raid; and (4) to test their new Kawanishi H8K1 flying boats. Kawanishi H8K1 Flying Boats' Testing During Operation K. Able to travel for up to 24 hours without refueling, they were ideal for Operation K - or so the Imperial Japanese Navy hoped. Five were to fly to the French Frigate Shoals (Kanemiloha'i) - less than 500 miles from Pearl Harbor. There they'd be refueled by submarine I-23 for the next leg of their flight to Oahu. To light their...
