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redhead shirt short_hair shorts sign single_wing smile spiky_hair sweatdrop t-shirt tank_top twintails twitter_username u-1146 white_blood_cell_(hataraku_saibou) white_gloves white_hair white_hat white_shirt wings  6+boys 6+girls ae-3803 ahoge apron b_cell_(hataraku_saibou) back-to-back baseball_cap basophil_(hataraku_saibou) belt beret black_eyes black_hair black_hat black_shirt blonde_hair blue_eyes blue_hat blue_shirt blush breasts brown_hair cancer_cell_(hataraku_saibou) clenched_hand closed_eyes collared_shirt copyright_name covered_mouth cowboy_shot dendritic_cell_(hataraku_saibou) denim denim_shorts dress eosinophil_(hataraku_saibou) everyone fur-trimmed_hat glasses green_hat hair_bun hair_over_one_eye hand_to_own_mouth hat hataraku_saibou helper_t_(hataraku_saibou) jacket killer_t_(hataraku_saibou) light_brown_hair long_hair long_sleeves looking_at_viewer macrophage_(hataraku_saibou) mast_cell medium_breasts memory_cell_(hataraku_saibou) mob_cap multiple_boys multiple_girls necktie nk_cell_(hataraku_saibou) no_pupils open_mouth pants pink_eyes pink_hat pink_shirt platelet_(hataraku_saibou) red_blood_cell_(hataraku_saibou) red_hat red_jacket redhead regulatory_t_(hataraku_saibou) salute shirt short_hair short_sleeves shorts smile spiky_hair sweatdrop syu t-shirt tank_top u-1146 vest waving white_blood_cell_(hataraku_saibou) white_hair white_hat white_shirt white_skin yellow_eyes  ae-3803 ahoge bag bare_shoulders baseball_cap belt beret black_eyes black_hair black_shirt blonde_hair blood blood_on_face bloody_hands bloody_weapon blue_shirt blush_stickers breasts brown_hair clenched_teeth closed_eyes copyright_name cross-laced_footwear denim denim_shorts erythroblast_(hataraku_saibou) glasses gloves hair_grab hair_over_one_eye hand_holding hand_on_hip handbag hat hataraku_saibou heart helper_t_(hataraku_saibou) jacket killer_t_(hataraku_saibou) knife lying_on_person medium_breasts megaphone multiple_views myelocyte_(hataraku_saibou) name_tag nk_cell_(hataraku_saibou) no_eyes no_pupils open_mouth overall_dress platelet_(hataraku_saibou) pom_pom_(clothes) protecting red_blood_cell_(hataraku_saibou) red_jacket redhead shirt shoes short_hair short_shorts shorts sitting sleeveless smile spiky_hair sweatdrop t-shirt tank_top teeth u-1146 wain08 weapon white_background white_blood_cell_(hataraku_saibou) white_gloves white_shirt yellow_eyes younger  1girl 3boys arm_behind_head b_cell_(hataraku_saibou) black_hair blonde_hair book brown_hair character_name clenched_hand closed_eyes coffee_mug cup glasses hataraku_saibou headset helper_t_(hataraku_saibou) highres looking_at_another lucylusstories memory_cell_(hataraku_saibou) military military_uniform mug multiple_boys regulatory_t_(hataraku_saibou) relaxing role_reversal shaded_face short_sleeves shouting smile uniform  !? 1girl 6+boys bird blowing blush box child closed_mouth copyright_name cosplay crossed_arms fish flag free! greyscale hair_over_one_eye hat hataraku_saibou 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bridge dendritic_cell_(hataraku_saibou) eosinophil_(hataraku_saibou) hat hataraku_saibou helper_t_(hataraku_saibou) highres jacket key_visual killer_t_(hataraku_saibou) knife light_trail macrophage_(hataraku_saibou) official_art open_clothes open_jacket personification platelet_(hataraku_saibou) red_blood_cell redhead short_hair solo standing u-1146 uniform white_blood_cell