Ichihara Nina Happy Birthday!

masterpiece, highres, absurdres, 8k, ultra-detailed, idol master style, cute aesthetic style, pretty art, (detailed face:1.3), (cute face:1.2), (beautiful detailed eyes:1.3), pretty eyes, clearly defined eyes, (detailed hair:1.2), (beautiful detailed skin:1.2), (extremely detailed clothes:1.3), pastel colors, 1 little girl, ichihara nina (idol master cinderella girls), flat chest, revealing idol dress, sleeveless, (breasts center open:1.3), midriff, layered skirt, aqua-blue thighhighs, shining smile, (happy birthday:1.4), flying ballon background,