PROBLEM TO BE SOLVED: To provide effective use of starfish, a fishery refuse, and more especially antibacterial deodorants by using decomposition product (starfish fermentation product) provided by treatment of starfish with fermentation treatment agents containing lactic acid.SOLUTION: Antibacterial deodorants include starfish fermentation product by dehydration and sterilization of fermentation product, The fermentation product is provided by mixing starfish, woodchip, and fermentation treatment agents and fermenting them.COPYRIGHT: (C)2014,JPO&INPIT【課題】水産系廃棄物のヒトデの有効利用を目的とし、さらに詳しくは、ヒトデを、乳酸菌などを含む発酵処理剤で処理した分解処理物(ヒトデ発酵物)を用いた抗菌消臭剤を提供する。【解決手段】ヒトデと、木くずと、発酵処理剤とを混合して発酵させた発酵物を乾燥及び滅菌させたヒトデ発酵物を含有することを特徴とする抗菌消臭剤。【選択図】なし