Prompt: masterpiece, best quality, rin_okumura, 1boy, upper body, standing, (hand up, waving, hand in pocket), looking at viewer, against wall, brick wall, black hair, blue eyes, happy, grin, collared shirt, sleeves rolled up, red striped necktie, black pants,
Negative prompt: FastNegativeV2, worst quality, low quality:1.4, out of frame, 1girl, feminine, (bad shadows:1.2), backpack, jacket, outstretched arms, blush