kasuga (kasuga39), wikipe-tan, wikipedia, translated, 1girl, barefoot, blue eyes, blue hair, blue one-piece swimsuit, blush, body blush, child, competition school swimsuit, covered navel, feet, female focus, flat chest, full body, hair ornament, jaggy lines, legs, light smile, looking at viewer, matching hair/eyes, oekaki, one-piece swimsuit, parted bangs, puzzle piece, school swimsuit, shadow, short hair, short twintails, simple background, smile, solo, standing, swimsuit, thigh gap, twintails, white background