|Anime||Naruto Episode #194|
Kōza Kubisaki (Kubisaki Kōza) was the leader of Land of Neck.
Kōza was able to use the summoning technique. His summon was Shiromari, a giant chameleon, which could take almost any form to lure enemies inside it. Since he had a sword, he was presumably skilled in kenjutsu.
Lady Daimyō Search Mission
Kōza summoned Shiromari, which took the form of a castle, then died some time after. Naruto Uzumaki, Hinata Hyūga and Kiba Inuzuka visited the castle in a mission, he returned in a soul form to release Shiromari in the castle form.