Haisoku Jodan Mawashi Geri is a technique in Kyokushin karate. It translates to 'Instep High-Level Roundhouse Kick.' This technique involves executing a roundhouse kick with the instep to target the opponent's upper body, typically aiming at the head or neck area. The term 'Haisoku' refers to the instep, 'Jodan' indicates the high level, 'Mawashi' means roundhouse, and 'Geri' refers to the kick. It is commonly used to strike the opponent with precision and force in vital areas.