To provide a faucet device which can be attached to the water discharge part of a water pipe to adjust water discharge and water stop or the like.

The faucet device comprises a capsule body wherein, with a water receiving port and a water discharging port each opened, an open/close plug with a curved surface to open/close the water discharging port is loosely inserted, and comprises an operation mechanism body wherein an operation rod moves the open/close plug to operate the water discharging port in the open direction when a hand is positioned in the vicinity of the water discharging port of the capsule body.