PROBLEM TO BE SOLVED: To provide a method for producing aseptic packaged food product which produces the aseptic packaged food product having high reliability and safety, while retaining an aseptic condition in a sterilizer and an aseptic condition in a clean environment, and to provide the aseptic packaged food product.SOLUTION: The method for producing the aseptic packaged food product includes storing and sterilizing a container 22 filled with a solid food raw material and having an opening part 21, in the sterilizer 5 connected with a clean environment 1 or arranged in a clean environment inlet 2 and including a pressure resistant container equipped with a steam discharging nozzle 3 and an exhaust outlet 4 for steam/air/condensed water, and sealing the opening part 21 of the sterilized container 22 filled with a solid food raw material with a sealing device 8 at least connected to the clean environment 1 or arranged in a clean environment outlet 7 so as to produce the aseptic packaged food product while retaining the aseptic condition in the sterilizer 5 and the aseptic condition in the clean environment 1.COPYRIGHT: (C)2012,JPO&INPIT【課題】殺菌装置内の無菌状態およびクリーン環境内の無菌状態を維持しながら、高い信頼性および安全性を有する無菌包装食品を製造するための無菌包装食品の製造法および無菌包装食品の提供。【解決手段】クリーン環境1に連接または、クリーン環境入口2に配設した、蒸気放出ノズル3および蒸気・空気・凝縮水の排出出口4を備えた耐圧容器からなる殺菌装置5に、固形状食品原料を充填した開口部21を備えた容器22を収容して殺菌し、殺菌後の固形状食品原料が充填された容器23を前記クリーン環境1に少なくとも連接または、クリーン環境出口7に配設された密封装置8で前記開口部21をシールすることで、前記殺菌装置5内の無菌状態および前記クリーン環境1内の無菌状態を維持しつつ無菌包装食品を製造する。【選択図】図1