Your search for "road signs" revealed the following:

Road Stamp Bus Stop :DioramaBox Stamp N(1:150)

Road Surface Signs (4): Kobaru Stickers N (1:150) MS-08

Road Surface Signs (5): Kobaru Stickers N (1:150) MS-09

Road Stamp Stop (Temporary stop) : DioramaBox Stamp N (1:150)

Road construction wokers with compressor : Preiser HO(1:87) Painted and finished 10754

Road Stamp with crosswalk (with crosswalk or bicycle crossing zone): DioramaBox Stamp N (1:150)

Road Sign A : Sankei Kit N (1:150) MP04-68

Model] Road Surface Signs (4) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3873

Road Stamp Right Turn (Right Turn Arrow Direction of Travel: Traveling Direction Traffic Classification): DioramaBox Stamp N (1:150)

Road Stamp Left turn (Left turn arrow Direction of travel: Direction of travel traffic classification): DioramaBox Stamp N (1:150)

Model] Road Surface Signs (7) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3876

Road Stamp Straight ahead (Straight arrow Direction of travel: Direction of travel traffic classification): DioramaBox Stamp N (1:150)

Model] Road Surface Signs (6) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3875

Road Sign : Prizer Unpainted Kit HO(1:87) 18203

Model] Road Surface Signs (5) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3874

Model] Road Surface Signs (1) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3868

Road Stamp Straight Left (straight ahead, left turn arrow, direction of travel: travel direction traffic classification): DioramaBox Stamp N (1:150)

[Model] Road Surface Signs (8) Parking Lot Set Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3877

Model] Road Surface Signs (3) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3872

Model] Road Surface Signs (2) Note:Kobaru Equivalent: Sakatsuu Stickers and Decals N(1:150) 3869