Topuzarpa is a neighborhood in Muradiye District, in Van Province, Türkiye. Topuzarpa lies in the Pirreşit Dağı mountains. It has 936 inhabitants (2022). The nearest city is Erciş, 34 km to the west. Among the landmarks around are Sarımehmet Dam (10.8 km) and Bendimahi Bridge (6.7 km). Among the natural features are Muradiye Waterfall (19.4 km).