kisaragi tsurugi, marina (specktech), original, absurdres, commentary, commission, english commentary, highres, mixed-language commentary, pixiv commission, second-party source, 1girl, arms up, bikini, blush, bracelet, breasts, cameltoe, closed mouth, from below, hair between eyes, jewelry, large breasts, long hair, looking at viewer, looking down, navel, outdoors, pointy ears, ponytail, red bikini, red hair, smile, solo, stomach, swimsuit, thighlet, thighs