Vampire sisters wearing yukata, bat wings on their backs, matching hairstyles, one has short twin-tails with bluish silver hair and the other has pale blond hair,matching outfits,red eyes,night,looking at camera,full body view, facing front, flying in the sky with fireworks behind them, holding hands and facing each other,smiling, (clean lineart:1.5), (crisp lineart:1.5), (sharp lineart:1.4), (refined linework:1.4), (precise lines:1.4), (smooth linework:1.3), (vector-like lines:1.3), (uniform line weight:1.3), (controlled line weight:1.3), (inked lines:1.2), (flat color:1.4), (flat shading:1.3), (minimal shading:1.2), (color blocking:1.2), (matte colors:1.2), (clean hair strands:1.3), (simplified hair details:1.2), (moderate hair detail:1.2), (polished illustration:1.3), (clean illustration style:1.3), (2D anime illustration:1.2), (hollow hair:1.5), better quality, enhanced details, facade.mix, body panel,sleeve,collar, front panel of kimono, lower hem,sleeve,side slit, sleeve attachment, yukata sash,yukata,kimono, japanese clothes.