akiba itsuki, amano ai, aoi karin, kurimoto ami, mutsuki emi, den'ei shoujo, dna^2, i"s, m (katsura masakazu), artist request, 5girls, beach, bikini, blue bikini, blue hair, bottle, braid, breasts, brown eyes, brown hair, crossover, day, green eyes, green hair, hair bun, medium breasts, multiple girls, one-piece swimsuit, shading eyes, short hair, single braid, sky, smile, swimsuit, water bottle, white bikini, white hair