myumi, satsuki (blue archive), satsuki (swimsuit) (blue archive), blue archive, absurdres, commentary, highres, untranslatable commentary, 1girl, all fours, barefoot, bikini, breasts, demon girl, demon horns, feet, flower, green background, hair flower, hair ornament, halo, heart, heart-shaped pupils, horns, huge breasts, id card, inverted nipples, long hair, looking at viewer, nipples, open mouth, orange eyes, red bikini, red halo, red horns, simple background, solo, swimsuit, symbol-shaped pupils, topless female, very long hair