takagi nobuyuki, kousaka tamaki, aquaplus, to heart (series), to heart 2, highres, 1girl, ball, beachball, bikini, black bikini, blush, breasts, brown eyes, brown hair, cleavage, collarbone, floral background, heart, holding, holding ball, holding beachball, long hair, looking at viewer, medium breasts, navel, one-piece tan, open mouth, side-tie bikini bottom, smile, standing, swimsuit, tan, tanline, two side up, underboob, white background