+_+, 2girls, 4koma, backbeako, backbeard, beach, blush, comic, day, emphasis_lines, gegege_no_kitarou, greyscale, hair_over_one_eye, happy, innertube, long_hair, monochrome, multiple_girls, open_mouth, original, pointy_ears, sand, school_swimsuit, slit_pupils, smile, sun, swimsuit, torotei, twintails, water