An information processing apparatus includes circuitry configured to acquire data of a development-view image of the structural object, display the development-view image of the structural object on a display, receive a drawing of a diagnosis target image indicating a diagnosis target in the development-view image of the structural object, display, on the display, an input screen for inputting assessment-related information including an assessment result of the diagnosis target indicated by the diagnosis target image, and receive an input of the assessment-related information including the assessment result via the input screen.