kani fish, serika (blue archive), serika (swimsuit) (blue archive), blue archive, highres, 1girl, animal ear fluff, animal ears, areola slip, armpits, arms up, artist name, bar censor, bikini, bikini skirt, black bikini, black hair, blush, breasts, cat ears, censored, clenched teeth, collarbone, extra ears, frilled bikini, frills, full body, gluteal fold, groin, hair between eyes, halo, hand on own hip, legs, long hair, looking at viewer, medium breasts, multiple views, navel, official alternate costume, red eyes, sandals, simple background, standing, stomach, swimsuit, teeth, toenails, toes, twintails, underboob, white background