 Battleship Division 1 rendezvoused with Ozawa 's main force on 16 June near the Mariana Islands , and Nagato escorted three aircraft carriers during the Battle of the Philippine Sea . She was only lightly engaged during the battle , was not damaged , and suffered no casualties . After the battle , the ship returned to Japan where she was refitted with additional radars and light AA guns . Nagato loaded a regiment of the 28th Infantry Division and delivered them at Okinawa on 11 July before continuing on to Lingga . 
