The North Kanto Young Girl Serial Kidnapping and Murder Case (北関東連続幼女誘拐殺人事件, Kita-Kantou Renzoku Youjo Yuukai Satsujin Jiken) is a serial kidnapping and murder case that has been going on since 1979 in Japan's Tochigi and Gunma prefectures. The Ashikaga murder case is included in this.