A tetrazolyloxime derivative represented by formula, or a salt thereof: wherein: X represents a halogen atom, a C1-8 alkyl group, a C1-8 alkoxy group, a cyano group, a C1-8 alkylsulfonyl group, a nitro group, a C1-8 haloalkyl group, or an unsubstituted or substituted aryl group, n1 indicates a number of X and represents an integer of 0 to 5, and X is mutually identical or different when n1 is at least 2; A represents a tetrazolyl group represented by formula or formula: in formula and formula, Y represents a C1-8 alkyl group, and asterisks indicate bonding sites; Het represents a group represented by formula or formula: in formula and formula, asterisks represent bonding sites; R represents a halogen atom, a cyano group, a nitro group, a hydroxyl group, a thiol group, a formyl group, a carboxyl group, an unsubstituted or substituted amino group, an unsubstituted or substituted C1-8 alkyl group, an unsubstituted or substituted C2-8 alkenyl group, an unsubstituted or substituted C2-8 alkynyl group, an unsubstituted or substituted aryl group, an unsubstituted or substituted heterocyclic group, OR 1, S m R 1, COR 1 or CO 2 R 1, R 1 represents an unsubstituted or substituted amino group, an unsubstituted or substituted C1-8 alkyl group, an unsubstituted or substituted C3-8 cycloalkyl group, an unsubstituted or substituted C2-8 alkenyl group, an unsubstituted or substituted C2-8 alkynyl group, an unsubstituted or substituted aryl group, or an unsubstituted or substituted heterocyclic group, and m indicates a number of oxygen atoms in parentheses and represents an integer of 0 to 2; n2 in formula indicates a number of R and represents an integer of 0 to 3, and a plurality of the R groups are mutually identical or different when n2 is at least 2; n3 in formula indicates a number of R and represents 0 or 1; Z in formula and formula represents a C2-4 alkoxy C3-5 alkoxy group or a group represented by formula (Z-1): in formula (Z-1) the asterisk represents the bonding site; E represents a single bond or a C1-8 alkylene chain; D represents a single bond or an oxygen atom; R 2a and R 2b respectively and independently represent a C1-8 alkoxy group, a C1-8 haloalkoxy group, a C1-8 alkoxy C1-8 alkoxy group, a C1-8 alkylthio group, a C1-8 haloalkylthio group or a C1-8 alkoxy C1-8 alkylthio group; R 3 represents a hydrogen atom or a C1-8 alkyl group; X represents a halogen atom, a C1-8 alkyl group, a C1-8 alkoxy group, a cyano group, a C1-8 alkylsulfonyl group, a nitro group, a C1-8 haloalkyl group, or an unsubstituted or substituted aryl group, n1 indicates a number of X and represents an integer of 0 to 5, and X is mutually identical or different when n1 is at least 2; A represents a tetrazolyl group represented by formula or formula: in formula and formula, Y represents a C1-8 alkyl group, and asterisks indicate bonding sites; Het represents a group represented by formula or formula: in formula and formula, asterisks represent bonding sites; R represents a halogen atom, a cyano group, a nitro group, a hydroxyl group, a thiol group, a formyl group, a carboxyl group, an unsubstituted or substituted amino group, an unsubstituted or substituted C1-8 alkyl group, an unsubstituted or substituted C2-8 alkenyl group, an unsubstituted or substituted C2-8 alkynyl group, an unsubstituted or substituted aryl group, an unsubstituted or substituted heterocyclic group, OR 1, S m R 1, COR 1 or CO 2 R 1, R 1 represents an unsubstituted or substituted amino group, an unsubstituted or substituted C1-8 alkyl group, an unsubstituted or substituted C3-8 cycloalkyl group, an unsubstituted or substituted C2-8 alkenyl group, an unsubstituted or substituted C2-8 alkynyl group, an unsubstituted or substituted aryl group, or an unsubstituted or substituted heterocyclic group, and m indicates a number of oxygen atoms in parentheses and represents an integer of 0 to 2; n2 in formula indicates a number of R and represents an integer of 0 to 3, and a plurality of the R groups are mutually identical or different when n2 is at least 2; n3 in formula indicates a number of R and represents 0 or 1; Z in formula and formula represents a C2-4 alkoxy C3-5 alkoxy group or a group represented by formula (Z-1): in formula (Z-1) the asterisk represents the bonding site; E represents a single bond or a C1-8 alkylene chain; D represents a single bond or an oxygen atom; R 2a and R 2b respectively and independently represent a C1-8 alkoxy group, a C1-8 haloalkoxy group, a C1-8 alkoxy C1-8 alkoxy group, a C1-8 alkylthio group, a C1-8 haloalkylthio group or a C1-8 alkoxy C1-8 alkylthio group; R 3 represents a hydrogen atom or a C1-8 alkyl group;