kantai collection, i-19 (kantai collection), i-58 (kantai collection), u-511 (kantai collection), i-168 (kantai collection), i-8 (kantai collection), maru-yu (kantai collection), 5girls, blue eyes, bottle, demitas, drinking, drunk, eyes closed, hair ornament, hizamakura, laughing, long hair, looking up, mosquito coil, multiple girls, open mouth, school uniform, short hair, smile, sukumizu, swimsuit, swimsuit under clothes, potential duplicate