2girls ahoge akino_shuu blue_skirt boots box brown_eyes brown_hair clothes_lift commentary_request construction failure_penguin fairy_(kancolle) from_behind gameplay_mechanics green_hair helmet helmet_musume_(kancolle) humanization kantai_collection long_sleeves looking_at_viewer looking_back maintenance_musume_(kancolle) multiple_girls open_mouth pleated_skirt pov short_hair skirt skirt_lift sweat trembling twintails wavy_mouth