matsuoka rin, nanase haruka (free!), free!, commentary request, 2boys, animal ears, black hair, blue eyes, blush, book, cat ears, cat tail, character name, chibi, chibi only, full body, hair between eyes, holding, holding book, hood, hoodie, hug, male focus, multiple boys, pants, polka dot, polka dot hoodie, polka dot pants, purple shoes, red eyes, red hair, shaaark rotta03, shoes, short hair, simple background, sitting, smile, tail, white background, white pants, yaoi