Four British military officers were on board ships in the Combined Fleet of the Japanese Navy, and assisted and instructed on the Crossing the T tactics which was originally a British tactic.
なお、当日、日本軍連合艦隊には、4名のイギリス観戦武官が同船しており、元来イギリスの戦法であるT字戦法に関しての補佐・指導を行った。