A vehicle lighting unit (10, 110), configured to have, when mounted on a vehicle, an upper first optical axis (AX 11A, AX 111A) extending in a front-rear direction of a vehicle and a lower second optical axis (AX 11B, AX 111B) extending in the front-rear direction of the vehicle and positioned below the first optical axis (AX 11A, AX 111A), the vehicle lighting unit (10, 110) comprising: a first lens (11A, 111A) disposed on the first optical axis (AX 11A, AX 111A) and having a focal point (F 11A, F 111A) on a vehicle rear-side; a second lens (11B, 111B) disposed on the second optical axis (AX 11B, AX 111B) and having a focal point (F 11B, F 11B) on a vehicle rear-side; a first semiconductor light-emitting device (12A, 112A) disposed at or near the vehicle rear-side focal point (F 11A, F 111A) of the first lens (11A, 111A) and having a light emission surface directed to the first lens (11A, 111A) and a third optical axis (AX 12A, AX 112A) such that light emitted from the first semiconductor light-emitting device (12A, 112A) in a narrow angle direction with respect to the third optical axis (AX 12A, AX 112A) is incident on the first lens (11A, 111A); characterized by further comprising: a first reflector (13, 113) disposed diagonally forward and downward with respect to the first semiconductor light-emitting device (12A, 112A) such that light emitted from the first semiconductor light-emitting device (12A, 112A) in a wide angle direction with respect to the third optical axis (AX 12A, AX 112A) is incident thereon and reflected diagonally rearward and downward, the light emitted in the narrow angle direction and incident on the first lens (11A, 111A) having a luminous intensity higher than the light emitted in the wide angle direction and incident on the first reflector (13, 113) does; and a second reflector (14, 114) disposed diagonally rearward and downward with respect to the first reflector (13, 113) such that the light reflected diagonally rearward and downward from the first reflector (13, 113) is incident thereon, wherein the second reflector (14, 114) is configured to extend substantially from the vehicle rear-side focal point (F 11B, F 111B) of the second lens (11B, 111B) to an area diagonally forward and downward and be disposed below the second optical axis (AX 11B, AX 111B). a first lens (11A, 111A) disposed on the first optical axis (AX 11A, AX 111A) and having a focal point (F 11A, F 111A) on a vehicle rear-side; a second lens (11B, 111B) disposed on the second optical axis (AX 11B, AX 111B) and having a focal point (F 11B, F 11B) on a vehicle rear-side; a first semiconductor light-emitting device (12A, 112A) disposed at or near the vehicle rear-side focal point (F 11A, F 111A) of the first lens (11A, 111A) and having a light emission surface directed to the first lens (11A, 111A) and a third optical axis (AX 12A, AX 112A) such that light emitted from the first semiconductor light-emitting device (12A, 112A) in a narrow angle direction with respect to the third optical axis (AX 12A, AX 112A) is incident on the first lens (11A, 111A); characterized by further comprising: a first reflector (13, 113) disposed diagonally forward and downward with respect to the first semiconductor light-emitting device (12A, 112A) such that light emitted from the first semiconductor light-emitting device (12A, 112A) in a wide angle direction with respect to the third optical axis (AX 12A, AX 112A) is incident thereon and reflected diagonally rearward and downward, the light emitted in the narrow angle direction and incident on the first lens (11A, 111A) having a luminous intensity higher than the light emitted in the wide angle direction and incident on the first reflector (13, 113) does; and a second reflector (14, 114) disposed diagonally rearward and downward with respect to the first reflector (13, 113) such that the light reflected diagonally rearward and downward from the first reflector (13, 113) is incident thereon, wherein the second reflector (14, 114) is configured to extend substantially from the vehicle rear-side focal point (F 11B, F 111B) of the second lens (11B, 111B) to an area diagonally forward and downward and be disposed below the second optical axis (AX 11B, AX 111B). a first reflector (13, 113) disposed diagonally forward and downward with respect to the first semiconductor light-emitting device (12A, 112A) such that light emitted from the first semiconductor light-emitting device (12A, 112A) in a wide angle direction with respect to the third optical axis (AX 12A, AX 112A) is incident thereon and reflected diagonally rearward and downward, the light emitted in the narrow angle direction and incident on the first lens (11A, 111A) having a luminous intensity higher than the light emitted in the wide angle direction and incident on the first reflector (13, 113) does; and a second reflector (14, 114) disposed diagonally rearward and downward with respect to the first reflector (13, 113) such that the light reflected diagonally rearward and downward from the first reflector (13, 113) is incident thereon, wherein the second reflector (14, 114) is configured to extend substantially from the vehicle rear-side focal point (F 11B, F 111B) of the second lens (11B, 111B) to an area diagonally forward and downward and be disposed below the second optical axis (AX 11B, AX 111B).