![1girl arm_at_side ass ass_focus back barcode black_background black_swimsuit blue_background close-up competition_swimsuit contrapposto data_matrix from_behind gradient gradient_background hand_on_hip highleg highleg_swimsuit hip_focus lower_body murasaki_nyaa one-piece_swimsuit original shiny shiny_clothes skin_tight skindentation solo standing swimsuit thighs wedgie wet wet_clothes rating:q score:55 post #2444561](/cdn_image/preview/e3/61/e361c72600e55cc77f68ba3e66ede111.jpg)
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Data Matrix is a type of 2D barcode, similar to QR codes. The code consists of black modules arranged in a square pattern on white background. Compare to QR code, the most prominent characteristic is two straight edge on the left and bottom side of the code when positioned upright. Usually used in products nowadays.
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![1girl arm_at_side ass ass_focus back barcode black_background black_swimsuit blue_background close-up competition_swimsuit contrapposto data_matrix from_behind gradient gradient_background hand_on_hip highleg highleg_swimsuit hip_focus lower_body murasaki_nyaa one-piece_swimsuit original shiny shiny_clothes skin_tight skindentation solo standing swimsuit thighs wedgie wet wet_clothes rating:q score:55 post #2444561](/cdn_image/preview/e3/61/e361c72600e55cc77f68ba3e66ede111.jpg)