Kusune (クスネ, Kusune) was a ninja who possessed Iō's ninja tool, Tsurukame.
With his weapon Tsurukame and his partner Gameru, Kusune could fight several enemies at once. He could use his ninja tool to shoot several senbon.
Konoha History Arc
Along with his partner Gameru, they asked for ninja tools from Iō, but he refused to give his ninja tools to outsiders. Naruto Uzumaki and Neji Hyūga fought Kusune and Gameru, but were stalemated by Iō's prototype ninja tools. Kusune and Gameru were defeated by Tenten when she used Iō's latest ninja tool, Jidanda.