To conduct creation and the like of a testament document and an asset list of an asset catalog easily and accurately by pre-registering information related to various assets that can be inherited and grasping and managing the assets until an occurrence of inheritance.SOLUTION: A server comprises a registration part 21 registering at least one of information related to a person to be inherited, a financial asset, a real estate asset, and a movable asset, a creation part 23 creating a list related to assets based on the data registered by the registration part 21, a storage part 30 storing the asset list created by the creation part 23, and an output part 24 outputting the data stored in the storage part 50.SELECTED DRAWING: Figure 1
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