ILLUMINATION DEVICE AND INFORMATION PROCESSING DEVICE

摘要

According to an embodiment, an illumination device includes a light source whose emission intensity is controllable; an identifying unit configured to identify an activity of a user; and a light source controller configured to control the emission intensity of the light source so that a level of arousal of the user becomes lower than a predetermined level when the identified activity is a learning activity representing an activity to form a memory in the brain of the user.