Shinanai Taagetto to Koroshi-ya-chan no Hanashi

Assassin-chan and Immortal Target, Killer and Immortal Target, Koroshiya-chan to Shinanai Target, The Story of a Target That Never Dies and a Killer, 死なないターゲットと殺し屋ちゃんの話, 殺し屋ちゃんと死なないターゲット