PROBLEM TO BE SOLVED: To provide a novel fungicidal composition showing a superior efficiency against phytopathogenic fungi.SOLUTION: There is provided a novel synergistic fungicidal composition comprising at least one fungicide selected from a pyrazolecarboxamide compound represented by following formula (I-1), benzovindiflupyr, 3-(4,4-difluoro-3,3-dimethyl-3,4-dihydroisoquinolin-1-yl) quinoline, 2-{2-[(2,5-dimethylphenoxy) methyl] phenyl}-2-methoxy-N-methylacetamide, 2,6-bis(hydroxymethyl)-1H,5H-[1,4]dithiino[2,3-c:5,6-c']dipyrrole-1,3,5,7(2H,6H)-tetrone, and propineb.SELECTED DRAWING: NoneCOPYRIGHT: (C)2019,JPO&INPIT【課題】植物病原性菌類に対して優れた効力を示す新規殺菌剤組成物の提供。【解決手段】下式(I-1)で示されるピラゾールカルボキサミド化合物と、ベンゾビンジフルピル、3-(4,4-ジフルオロ-3,3-ジメチル-3,4-ジヒドロイソキノリン-1-イル)キノリン、2-{2-[(2,5-ジメチルフェノキシ)メチル]フェニル}-2-メトキシ-N-メチルアセトアミド、2,6-ジメチル-1H,5H-[1,4]ジチイノ[2,3-c:5,6-c’]ジピロール-1,3,5,7(2H,6H)-テトロン、プロピネブから選択される少なくとも1種類の殺菌剤を含む相乗的新規殺菌剤組成物。【選択図】なし