Haruka from Mahou Shoujo Haruka/絶頂成長!魔法少女ハルカ, a game by softhouse-seal.yeah, this might be the one time I might have to press the "intended to produce mature themes" option, her design isn't really subtle lol.

Okibi Haruka - Zecchou Seichou! Mahou Shoujo Haruka/絶頂成長!魔法少女ハルカ

1girl, solo, okihailus, magical girl, blonde hair, very long hair, ponytail, green eyes, hair bow, large breasts, cleavage, navel, revealing clothes, detached collar, bowtie, heart brooch, elbow gloves, showgirl skirt, thighhighs, knee pads, knee boots

Files with SHA256: 27a9b7fc1a324d588f5a5d6075a9a7e6a4a226e8afcf4cd2ffe3ae35904c3bd1