kantai collection, admiral (kantai collection), hibiki (kantai collection), akigumo (kantai collection), kouji (campus life), monochrome, comic, 1boy, 2girls, 2koma, alternative hairstyle, apron, bangs, blush, bow, chocolate, eyes closed, finger to cheek, food, food in mouth, hair bow, hair ornament, hands on another's face, hands together, looking away, mole, mole under eye, multiple girls, ponytail, school uniform, serafuku, sweatdrop, tied hair, valentine, valentine (tank)