1girl, blush, breasts, brown_eyes, brown_hair, cardigan, collared_shirt, cosplay, creator_connection, cropped_torso, cup, glass, hair_between_eyes, hand_up, holding, holding_cup, kono_bijutsubu_niwa_mondai_ga_aru!, large_breasts, long_hair, long_sleeves, looking_at_viewer, lycoris_recoil, nakahara_mizuki, one_eye_closed, open_cardigan, open_clothes, over-rim_eyewear, parted_lips, red-framed_eyewear, semi-rimless_eyewear, shirt, simple_background, solo, tachibana_yumeko, tachibana_yumeko_(cosplay), tamori_tadaji, upper_body, white_background, white_shirt, yellow_cardigan