Scanned by Super Shanko Scans commissioned by J.B.Random
That's currently the third version of "Bijin Henshuuchou no Himitsu" RAW uploaded, also these scans you are looking at are of the best quality among the bunch with the superior resolution and no image resizing artifacts unlike other scans.
1). Bijin Henshuuchou no Himitsu [Digital] - 1444x2048 resolution: /g/1103538/15ea74dcec/ 2). Bijin Henshuuchou no Himitsu by Dynellen and Hentaicore - 2054x3000 resolution: /g/1111290/04ec15deac/ 3). Bijin Henshuuchou no Himitsu by J.B.Random and Super Shanko - 3200x4500 resolution [THIS UPLOAD]
Higher resolution is great and all, but you know what would make this really amazing? If the MILFs were fucking shotas. Here's hoping somebody can fix that the fourth time it's uploaded.