long28, yamada anna, yamada sanae (bokuyaba), boku no kokoro no yabai yatsu, 2girls, armpits, arms behind head, arms up, bikini, black hair, blue hair, blush, breasts, brown eyes, collarbone, dot nose, embarrassed, female focus, full body, gold bikini, grin, huge breasts, indoors, large breasts, legs apart, long hair, looking at viewer, medium hair, mole, mole on neck, mole on thigh, mother and daughter, multiple girls, navel, nervous, nervous smile, open mouth, smile, standing, swimsuit, teeth, tiptoes