The user, using Kabutowari, strikes an obstacle first with an axe, then strikes it from above with a hammer, destroying the obstacle, be it a wall or an opponent's sword.

Trivia

• While unnamed in the manga and anime, this technique was named in Naruto Mobile, describing it as Jinin's favourite technique and earning him the nickname Iron Hammer of Kirigakure (霧隠れの鉄槌, Kirigakure no Tettsui).^[1][2]

References