InuYasha 17 - Turtleback School & Library Binding Edition - InuYasha Sagebrush Author:Rumiko Takahashi FOR USE IN SCHOOLS AND LIBRARIES ONLY. When Sessho-Maru's new sword turns out to have the demonic soul of Goshinki in its blade, it is up to Inu-Yasha and Tetsusaiga to handle the situation--even if it means learning to use his father's powerful fang.