matsumoto-san, matumotosan, nagisa-sensei, chargeman ken!, knack, bad id, bad pixiv id, 1970s (style), 1girl, blue dress, blue eyes, blush, breasts, breasts out, breasts squeezed together, brown hair, cleavage, clothes lift, dress, embarrassed, facing viewer, flower, hair flower, hair ornament, hairclip, large breasts, lipstick, looking at viewer, makeup, nipples, no bra, oldschool, open mouth, pink background, puffy areolae, puffy nipples, retro artstyle, shiny skin, shirt lift, short hair, small nipples, solo, teacher, two-tone background, upper body, white background - Image View -