To estimate a failure time of a printer.SOLUTION: A failure time estimation device includes: a storage part which stores a learned model in which machine learning is carried out by using teacher data associating an operation history of a printer, state information indicating a current state, printer information including at least one print result image indicating a print result, and a failure time of the printer with each other; and a control part which acquires the printer information and estimates the failure time of the printer by using the acquired printer information and learned model.SELECTED DRAWING: Figure 1
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