vocaloid
kagamine len, kagamine rin
akinbo (hyouka fuyou)
1boy, 1girl, assisted exposure, blush, brother and sister, clothes pull, detached sleeves, greyscale, hair ornament, hair ribbon, hairclip, kneeling, leaning forward, monochrome, navel, necktie, no panties, open mouth, own hands clasped, own hands together, pantsing, ribbon, short hair, shorts, shorts pull, siblings, twins
photoshop (medium)