... Purpose-built kamikaze planes, as opposed to converted fighters and dive-bombers, were also being constructed. Ensign Mitsuo Ohta had suggested that piloted glider bombs, carried within range of targets by a mother plane, should be developed.
The First Naval Air Technical Bureau (Kugisho), in Yokosuka, refined Ohta's idea. Yokosuka MXY7 Ohka rocket planes, launched from bombers, were first deployed in kamikaze attacks from March 1945.
personnel gave them the derisive nickname "Baka Bombs" (baka is Japanese for "idiot" or "stupid"). U.S.
Allied naval crews had begun to develop techniques to negate kamikaze attacks, such as firing their high-caliber guns into the sea in front of attacking planes flying near sea level, in order to create walls of water which would swamp the attacking planes.
Although such tactics could not be used against Okhas and other fast, high angle attacks, these were in turn more vulnerable to anti-aircraft fire ...