amakusa_tobari, commentary_request, 1girl, black_hair, black_serafuku, blue_eyes, blush, hime_cut, long_hair, mole, mole_under_eye, sailor_collar, school_uniform, serafuku, sitting, gokou_ruri, ore_no_imouto_ga_konna_ni_kawaii_wake_ga_nai, year_2018, 