Rule 34 Dev - 2boys 3girls animal black_hair blazer blush book brown_cardigan brown_jacket brown_skirt cardigan chair classroom closed_mouth collared_shirt commentary_request desk dolphin dress_shirt eraser faceless faceless_female faceless_male fisheye globe holding holding_pencil jacket jellyfish kashiwaba_en long_hair looking_at_viewer low_twintails mechanical_pencil multiple_boys multiple_girls neck_ribbon open_jacket open_book open_clothes open_jacket original pencil pleated_skirt purple_blazer purple_eyes red_ribbon red_skirt ribbon school_chair school_desk shirt sidelocks sitting skirt solo_focus tree twintails very_long_hair white_shirt|9709379316