Arale on the Loose (とつげきアラレちゃんの巻 Totsugeki Arare-chan no Maki) is the second volume of the Dr. Slump manga series written by Akira Toriyama. It was released on October 9, 1980 in Japan and in July 5, 2005 for the English version. Set in 1980, this volume most notably deals with the introduction of Bubibinman and Arale's encounters with Joe Dunn.