munyuu, myoukouji yachiyo, protagonist (naisho no yorimichi), naisho no yorimichi, rune (company), game cg, 1boy, 1girl, age difference, blush, bow, braid, breasts, brown hair, censored, dutch angle, flat chest, glasses, hair ribbon, hetero, indoors, loli, long hair, mosaic censoring, nude, open mouth, purple eyes, reverse cowgirl position, ribbon, sex, short hair, size difference, small breasts, straddling, very long hair