A tetrazolinone compound represented by formula (1) wherein E represents the following group E16 Y represents -O-CH 2 - Q represents the following group Q46 R 8 represents a C1-C6 alkyl group R 3 , R 30 and R 31 are the same or different and represent a hydrogen atom A represents a C6-C16 aryl group optionally having one or more atoms or groups selected from Group P 1 R 5 represents a C1-C3 alkyl group and X represents an oxygen atom or a sulfur atom, has excellent control activity against pests.