Ushiro Mawashi Geri Jodan is a technique in Kyokushin karate. It translates to 'Backward Roundhouse Kick to the Upper Level.' This technique involves executing a roundhouse kick targeting the opponent's upper body or head while moving backward. The term 'Ushiro' refers to backward or rear, 'Mawashi Geri' denotes the roundhouse kick, and 'Jodan' indicates the upper level. It is commonly used to create distance from the opponent while delivering a powerful strike to the face, jawline, or temple.