1girl against_glass black_panties black_thighhighs blue_eyes blue_hair breasts cleavage female_focus glasses head_tilt kneeling kooriyama_aki koriyama_aki lab_coat large_breasts matching_hair/eyes midriff oversized_object panties shopyun short_hair simple_background skindentation solo test_tube thighhighs tokimeki_memorial tokimeki_memorial_4 underwear

1girl adjusting_eyewear bespectacled blue_eyes blue_hair blue_skirt female_focus glasses gradient_background halftone halftone_background hand_on_own_hip hip_focus kooriyama_aki koriyama_aki lab_coat makkemi matching_hair/eyes pleated_skirt school_uniform serafuku short_hair skirt solo tokimeki_memorial tokimeki_memorial_4

1girl blue_eyes blue_hair blue_skirt bow bowtie female_focus hands_in_pockets highres kneehighs konami kooriyama_aki koriyama_aki lab_coat matching_hair/eyes official_art school_uniform serafuku shoes short_hair skirt smile socks solo tokimeki_memorial tokimeki_memorial_4

1girl aqua_eyes blue_hair bow female_focus koriyama_aki lab_coat lying on_back petticoat school_uniform serafuku short_hair skirt smile solo tokimeki_memorial tokimeki_memorial_4

2girls blue_hair crossover himoo_yuina koriyama_aki lab_coat mecha multiple_girls pcwr_etchy robot time_paradox tokimeki_memorial tokimeki_memorial_4