cecilia immergreen, cecilia immergreen (1st costume), hololive, hololive english, absurdres, artist request, highres, source request, third-party source, 1girl, arms at sides, ascot, back bow, blush, bow, braid, closed mouth, colored inner hair, corset, cowboy shot, cross-laced clothes, cross-laced corset, detached collar, detached sleeves, doll joints, double-parted bangs, flat chest, gears, gold trim, green corset, green eyes, green hair, green skirt, green streaks, grey hair, hair between eyes, hair ornament, hand on own chest, high-low skirt, joints, large bow, long sleeves, looking at viewer, miniskirt, multicolored hair, musical note ornament, outstretched arm, red ascot, shirt, short hair, side braid, single braid, single hair streak, skirt, sky, smile, solo, star (sky), starry sky, starry sky background, strapless, strapless shirt, streaked hair, two-tone hair, underbust, virtual youtuber, watermark, wide sleeves, winding key