“A: ‘Yes.’
“9. Q: ‘Did it become known to the U.S. naval authorities that Japanese merchantmen were under orders to report any sighted U.S. submarine to the Japanese Armed Forces by radio? If yes, when did it become known?’
“A: ‘During the course of the war, it became known to the U.S. naval authorities that Japanese merchantmen in fact reported by radio to Japanese Armed Forces any information regarding sighting of U.S. submarines.’
“10. Q: ‘Did the U.S. submarines thereupon receive the order to attack without warning Japanese merchantmen, if this order did not exist already before? If yes, when?’
“A: ‘The order existed from 7 December 1941.’
“11. Q: ‘Did it become known to the U.S. naval authorities that the Japanese merchantmen were under orders to attack any U.S. submarine in any way suitable according to the situation; for instance, by ramming, gunfire, or by depth charges? If yes, when did it become known?’
“A: ‘Japanese merchantmen were usually armed and always attacked by any available means when feasible.’
“12. Q: ‘Did the U.S. submarines thereupon receive the order of attacking without warning Japanese merchantmen, if this order did not already exist before. If yes, when?’
“A: ‘The order existed from 7 December 1941.’
“13. Q: ‘Were, by order or on general principles, the U.S. submarines prohibited from carrying out rescue measures toward passengers and crews of ships sunk without warning in those cases where by doing so the safety of their own boat was endangered?’