An air conditioning control device for controlling air conditioning means capable of changing an air environment of a target space, the air conditioning control device comprising: a first information grasping unit (82, 83, 84, 51a, 51b, 92, 91) configured to grasp a predetermined comfort-related value relating to comfort of a subject; and a control unit configured to control the air conditioning means so as to satisfy a predetermined discomfort condition on the basis of the comfort-related value grasped by the first information grasping unit, wherein the comfort-related value is grasped from at least a temperature and a humidity in the target space, and wherein: t he comfort-related value is a PMV which is a thermal environment evaluation index; t he control unit is configured to control the air conditioning means to increase an absolute value of the PMV of the subject grasped by the first information grasping unit so that the absolute value of the PMV of the subject is larger than a current value by one or more; t he air conditioning control device further comprises a second information grasping unit configured to grasp an arousal level of the subject; and t he control unit is configured to control the air conditioning means to perform control based on the comfort-related value grasped by the first information grasping unit to increase the arousal level grasped by the second information grasping unit. a first information grasping unit (82, 83, 84, 51a, 51b, 92, 91) configured to grasp a predetermined comfort-related value relating to comfort of a subject; and a control unit configured to control the air conditioning means so as to satisfy a predetermined discomfort condition on the basis of the comfort-related value grasped by the first information grasping unit, wherein the comfort-related value is grasped from at least a temperature and a humidity in the target space, and wherein: t he comfort-related value is a PMV which is a thermal environment evaluation index; t he control unit is configured to control the air conditioning means to increase an absolute value of the PMV of the subject grasped by the first information grasping unit so that the absolute value of the PMV of the subject is larger than a current value by one or more; t he air conditioning control device further comprises a second information grasping unit configured to grasp an arousal level of the subject; and t he control unit is configured to control the air conditioning means to perform control based on the comfort-related value grasped by the first information grasping unit to increase the arousal level grasped by the second information grasping unit. t he comfort-related value is a PMV which is a thermal environment evaluation index; t he control unit is configured to control the air conditioning means to increase an absolute value of the PMV of the subject grasped by the first information grasping unit so that the absolute value of the PMV of the subject is larger than a current value by one or more; t he air conditioning control device further comprises a second information grasping unit configured to grasp an arousal level of the subject; and t he control unit is configured to control the air conditioning means to perform control based on the comfort-related value grasped by the first information grasping unit to increase the arousal level grasped by the second information grasping unit.