PROBLEM TO BE SOLVED: To provide a manufacturing method of a soybean spongy processed product, enabling shortening the number of process/manhour requirement, reducing a cost, and upgrading hygiene in spongy processed product manufacturing such as deep-flied soybean curd, a manufacturing system of a soybean spongy processed product, and a soybean spongy processed product.SOLUTION: A manufacturing method of a soybean spongy processed product includes: a separation process P1 of separating coagulation components 2 from water-soluble components 3, by coagulation treatment P0 of soybean milk 1 a mixing process P2 of obtaining a mixture 4 by mixing the separated coagulation components 2 and water soluble components 3 and a post-treatment process P3 of obtaining a target product 5 by subjecting the mixture 4 to post treatment including treatment to bring to a spongy form, for making the structure spongy.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】油揚げ等のスポンジ状加工品製造において、工程数・製造所要時間の短縮、コスト低下、衛生向上を可能とする、大豆製スポンジ状加工品製造方法、大豆製スポンジ状加工品製造システム、および大豆製スポンジ状加工品の提供。【解決手段】豆乳1の凝固処理P0による凝固物成分2と水溶性成分3を分離する分離過程P1と、分離された凝固物成分2と水溶性成分3を混合して混合物4を得る混合過程P2と、混合物4を、組織をスポンジ状化するスポンジ状化処理を含む後処理に供して目的製品5を得る後処理過程P3とを備えている構成とする、大豆製スポンジ状加工品製造方法。【選択図】図1