koshimizu sachiko/輿水幸子

character: koshimizu_sachiko, copyright: idolmaster, idolmaster_cinderella_girls, a young idol from "The Idolmaster Cinderella Girls," is lying on her back inside a rectangular, clear vinyl pool filled with water and ice. She has short, light purple hair with a red bow hairclip and bangs parted in the center. Her brown eyes are closed, and she has a small, blissful smile on her face. She is wearing a high-cut bikini with floral patterns on the top, and she has small breasts and a slender figure. Her arms are spread out to the sides, and she is fully submerged in the water. The pool is large enough to fit her entire body, and it is placed on a light-colored tiled surface. The image is viewed from above, capturing the entire scene. The style of the image is detailed and vivid, with a focus on the reflections and distortions in the water. The lighting is bright and clear, creating a sense of tranquility and relaxation.