The present invention provides compounds which show high effectiveness against positive symptoms, negative symptoms and cognitive dysfunction in schizophrenia and reduce conventional side-effect risks as well as have remarkable effects for central neurological diseases associated with cognitive dysfunction other than schizophrenia. N-Acyl cyclic amine derivatives of formula (1): wherein Ar1 and Ar2 are aryl or heteroaryl; V is nitrogen, or CR3; W1 is a single bond, —C(O)—, etc.; W2 is C1-alkylene; W3 is a single bond, methylene, —NH—, —CR4═CR5—, etc.; Ring Q is a group of formula (a) in which n is 0 or 1; m is 0 to 2; k is 1 to 3; Z is a single bond, methylene, oxygen, etc.; R1a, R1b and R1c are each, same or different, hydrogen, hydroxyl, halogen, cyano, C1-6 alkyl, etc.; or pharmaceutically acceptable salts thereof are provided.