A USB terminal unit disposition structure for a saddle-ride type vehicle, comprising: a seat on which an occupant sits; an article storage box which is provided below the seat and of which an upper opening is opened and closed by the seat; and a USB terminal unit which has at least one of a power supply function and a communication function and into and from which a connection terminal of an external device is inserted and detached in a predetermined insertion-detachment direction, wherein the article storage box comprises a side wall extending from the upper opening toward a bottom wall thereof, wherein the USB terminal unit has a terminal connection port disposed in the side wall of the article storage box, and the terminal connection port opens toward an inside of the article storage box, and wherein the side wall comprises a vehicle body side opening that exposes the terminal connection port of the USB terminal unit inside the article storage box, characterized in that most of the USB terminal unit is disposed on the back side of the side wall being outside the article storage box, the USB terminal port is shielded with the side wall except for the terminal connection port and a protrusion of a casing of the USB terminal unit, the side wall further comprises a recess obtained by recessing a periphery of the vehicle body side opening from inside the article storage box, the recess is recessed with respect to a flat general surface of the side wall except for the periphery of the vehicle body side opening when viewed from a front side of the side wall, in the recess, the protrusion of the casing, which protrudes from the vehicle body side opening to the front side of the side wall, faces the front side, the protrusion, and consequently the USB terminal unit, does not protrude to the front side from the flat general surface of the side wall, and the recess has a tapered portion extending in the insertion-detachment direction, and the recess is provided with a display portion for notifying a user of a presence and a position of the terminal connection port, wherein the display portion is provided on a lower wall of the tapered portion of the recess, which is inclined upward. a seat on which an occupant sits; an article storage box which is provided below the seat and of which an upper opening is opened and closed by the seat; and a USB terminal unit which has at least one of a power supply function and a communication function and into and from which a connection terminal of an external device is inserted and detached in a predetermined insertion-detachment direction, wherein the article storage box comprises a side wall extending from the upper opening toward a bottom wall thereof, wherein the USB terminal unit has a terminal connection port disposed in the side wall of the article storage box, and the terminal connection port opens toward an inside of the article storage box, and wherein the side wall comprises a vehicle body side opening that exposes the terminal connection port of the USB terminal unit inside the article storage box, characterized in that most of the USB terminal unit is disposed on the back side of the side wall being outside the article storage box, the USB terminal port is shielded with the side wall except for the terminal connection port and a protrusion of a casing of the USB terminal unit, the side wall further comprises a recess obtained by recessing a periphery of the vehicle body side opening from inside the article storage box, the recess is recessed with respect to a flat general surface of the side wall except for the periphery of the vehicle body side opening when viewed from a front side of the side wall, in the recess, the protrusion of the casing, which protrudes from the vehicle body side opening to the front side of the side wall, faces the front side, the protrusion, and consequently the USB terminal unit, does not protrude to the front side from the flat general surface of the side wall, and the recess has a tapered portion extending in the insertion-detachment direction, and the recess is provided with a display portion for notifying a user of a presence and a position of the terminal connection port, wherein the display portion is provided on a lower wall of the tapered portion of the recess, which is inclined upward.