PROBLEM TO BE SOLVED: To provide a pest control composition having an excellent pest controlling effect.SOLUTION: A pest control composition contains 1-[2-({[1-(4-chlorophenyl)-1H-pyrazole-3-yl]oxy}methyl)-3-methylphenyl]-4-methyl-5-oxo-4,5-dihydro-1H-tetrazole, and at least one component selected from groups a to j. Group a: insecticides/acaricides/nematicides, group b: bactericides, group c: plant growth regulators, group d: phytotoxicity reducing agents, group e: synergists, group f: repellants, group g: molluscicides, group h: insect pheromone agents, group i: herbicides, group j: microbial materials.SELECTED DRAWING: NoneCOPYRIGHT: (C)2018,JPO&INPIT【課題】有害生物に対する優れた防除効力を有する有害生物防除組成物を提供すること。【解決手段】1-[2-({[1-(4-クロロフェニル)-1H-ピラゾール-3-イル]オキシ}メチル)-3-メチルフェニル]-4-メチル-5-オキソ-4,5-ジヒドロ-1H-テトラゾールと群a乃至群jより選ばれる1種以上の成分とを含有する有害生物防除組成物。群a;殺虫・殺ダニ・殺線虫剤群b;殺菌剤群c;植物生長調整剤群d;薬害軽減剤群e;共力剤群f;忌避剤群g;殺軟体動物剤群h;昆虫フェロモン剤群i;除草剤群i;微生物資材【選択図】なし