fumizuki yukari, suzumiya natsuki, hara hara!!, game cg, third-party source, variant set, 1girl, armband, blush, bow, bowtie, breasts, closed eyes, curtains, dutch angle, hair between eyes, hair ribbon, indoors, lectern, long hair, medium breasts, microphone, microphone stand, open mouth, puffy short sleeves, puffy sleeves, purple hair, purple serafuku, red bow, red ribbon, ribbon, safety pin, sailor collar, school uniform, serafuku, short sleeves, sidelocks, smile, solo, standing, straight hair, upper body, white sailor collar, yellow armband