An eyeglass-type wearable device includes a first temple part that is positioned along one temporal region of a user, a second temple part that is positioned along the other temporal region of the user, and a front part that is positioned in front of the face of the user, when the eyeglass-type wearable device is worn by the user. The first temple part includes a first electrical unit, and the second temple part includes a second electrical unit. The front part includes a first connection section to which the first temple part is connected, a second connection section to which the second temple part is connected, and a connection line that electrically connects the first electrical unit of the first temple part and the second electrical unit of the second temple part when the first temple part and the second temple part are connected to the front part.