2boys, 2girls, beret, blood, buttons, center frills, detached sleeves, dress, emphasis lines, excessive nosebleed, frills, greyscale, hair ornament, hat, heart, heart-shaped eyes, long hair, long sleeves, mask, monochrome, mouth mask, multiple boys, multiple girls, neck ribbon, nosebleed, official alternate costume, pointy ears, ribbon, shirt, short hair, spot color, sweatdrop, wavy hair