A cosmetic applicator comprising: an applying portion: formed by integrating a comb member having thin-plate-shaped comb teeth extending downward and formed at equal intervals in a longitudinal direction of a substantially semi-cylindrical applicator body open upward and extending in a front-rear direction on a lower surface of the applicator body, and a brush member: forming a brush bristle body having brush bristles extending radially from a linear core wire stem and in a columnar form surrounding the core wire stem, wherein the applying portion is configured so that core wire stem front and rear end portions of the brush member are respectively supported on bearings (116, 118) provided coaxially with the applicator body of the comb member on front and rear end portions of the applicator body, and a substantially upper half region of the brush bristle body accommodated in the applicator body is exposed above the applicator body, wherein the brush member is configured so that the brush member is cantilevered on the comb member by fixing a rear end portion of the core wire stem to the rear end side bearing extending to a rear side of the applicator body and having a U-shaped cross section open upward, and the front end portion of the core wire stem is engaged with the front end side bearing extending in an upstanding wall shape at a front upper side of the applicator body, characterised in that the front end side bearing has a U-shaped cross section open downward, and in that tip ends of respective brush bristles in a substantially lower half region of the brush bristle body accommodated in the applicator body are flush with and in contact with an inner circumferential surface of the applicator body. having thin-plate-shaped comb teeth extending downward and formed at equal intervals in a longitudinal direction of a substantially semi-cylindrical applicator body open upward and extending in a front-rear direction on a lower surface of the applicator body, and a brush member: forming a brush bristle body having brush bristles extending radially from a linear core wire stem and in a columnar form surrounding the core wire stem, wherein the applying portion is configured so that core wire stem front and rear end portions of the brush member are respectively supported on bearings (116, 118) provided coaxially with the applicator body of the comb member on front and rear end portions of the applicator body, and a substantially upper half region of the brush bristle body accommodated in the applicator body is exposed above the applicator body, wherein the brush member is configured so that the brush member is cantilevered on the comb member by fixing a rear end portion of the core wire stem to the rear end side bearing extending to a rear side of the applicator body and having a U-shaped cross section open upward, and the front end portion of the core wire stem is engaged with the front end side bearing extending in an upstanding wall shape at a front upper side of the applicator body, characterised in that the front end side bearing has a U-shaped cross section open downward, and in that tip ends of respective brush bristles in a substantially lower half region of the brush bristle body accommodated in the applicator body are flush with and in contact with an inner circumferential surface of the applicator body. the applying portion is configured so that core wire stem front and rear end portions of the brush member are respectively supported on bearings (116, 118) provided coaxially with the applicator body of the comb member on front and rear end portions of the applicator body, and a substantially upper half region of the brush bristle body accommodated in the applicator body is exposed above the applicator body, wherein the brush member is configured so that the brush member is cantilevered on the comb member by fixing a rear end portion of the core wire stem to the rear end side bearing extending to a rear side of the applicator body and having a U-shaped cross section open upward, and the front end portion of the core wire stem is engaged with the front end side bearing extending in an upstanding wall shape at a front upper side of the applicator body, characterised in that the front end side bearing has a U-shaped cross section open downward, and in that tip ends of respective brush bristles in a substantially lower half region of the brush bristle body accommodated in the applicator body are flush with and in contact with an inner circumferential surface of the applicator body.