PROBLEM TO BE SOLVED: To provide a novel, useful Bacillus microorganism strain having a high organic compound decomposing ability and a high antibacterial antifungal ability.SOLUTION: The present invention provides Bacillus firmus BA1 strain deposited with accession number: NITE P-02009 and Bacillus pumilus BK1 strain with accession number: NITE P-02010.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】有機化合物分解能、抗菌防黴能に優れた新規で有用なバチルス属微生物株を提供する。【解決手段】受託番号:NITE P-02009で寄託されたバチルスフィルムス(Bacillus firmus)BA1株、及び、受託番号:NITE P-02010で寄託されたバチルスプミルス(Bacillus pumilus)BK1株。【選択図】図1