1girl angry aura beret black_hat black_jacket black_necktie black_ribbon brown_eyes chart closed_mouth commentary cropped_torso dark_aura dated dress_shirt emblem empty_eyes english_text girls_und_panzer hair_ribbon hand_on_own_neck hat highres holding holding_knife holding_weapon jacket japanese_tankery_league_(emblem) jitome knife light_brown_hair light_frown long_hair long_sleeves looking_to_the_side military military_hat military_uniform moro_(like_the_gale!) necktie one-hour_drawing_challenge one_side_up open_mouth progression ribbon selection_university_(emblem) selection_university_military_uniform shaded_face shimada_arisu shirt sketch throat translated trembling twitter_username uniform upper_body v-shaped_eyebrows weapon white_shirt