Rule 34 Dev - 6+boys 6+girls absurdres arms_behind_back ashitana bag black_eyes black_pants black_sailor_collar black_skirt black_socks blonde_hair bob_cut brown_footwear brown_pants cabinet ceiling_light chair chalkboard classroom collared_shirt commentary_request desk door eraser faceless faceless_female faceless_male highres holding holding_pen indoors long_hair looking_to_the_side multiple_boys multiple_girls original pants paper pen sailor_collar school school_bag school_chair school_desk shadow shirt shoes short_hair short_sleeves skirt sleeping sleeping_on_desk slice_of_life socks solo_focus summer_uniform teacher teacher_and_student uwabaki walking white_footwear white_shirt window writing|18920564325