Lapau is a small rantau simulation arena, often called rantau ketek (small rantau). Various activities, interactions between visitors with various backgrounds, social, cultural, and status, maota (talk without a theme), chatting, metaphorical language, ethics, sensitivity, and other issues are mixed in the social space of lapau. Lapau is a space to sharpen oneself and prepare to face the real overseas. Various phenomena of life in lapau became the inspiration for creating this composition. This article aims to discuss innovative musical compositions originating from the phenomenon of lapau using Minangkabau traditional and Islamic music idioms. The creation method begins with observing the atmosphere in the lapau to capture the phenomena and dynamics and observing several Minangkabau traditional and Islamic music. The results of the observations are reduced to the concept and design of the work, preparing the material for the work, preparation and rehearsal of the work, formation of the composition, and performance. This composition conveys an important message to young people that the social space of lapau is an arena for self-determination and maturation. Rantau always holds promise for the Minangkabau people as it calls them to come.