Abstract: To provide a rule watch system and a rule watch method for reducing complexity of grasping information on rule formation. In a rule watch system, a crawler server includes collection means for collecting rule information composed of information on rule formation including regulations and standardization disclosed on the Internet on the basis of a collection condition, and translation means for translating the collected rule information into a prescribed language on the basis of a translation condition, a server includes simplification means for simplifying the rule information to concise information, and an SNS server includes contribution means for contributing the concise information to an SNS so as to make an SNS user monitor the rule formation.