2girls :o assault_lily black_dress black_hair blush dress floating_hair highres hitotsuyanagi_riri holding holding_hands holding_sword holding_weapon interlocked_fingers long_hair looking_at_viewer mechanical_sword multiple_girls open_mouth pink_hair ribbon sailor_collar school_uniform shirai_yuyu sword very_long_hair weapon wind yaegashi_nan yuri yurigaoka_girls_academy_school_uniform