This is Asian Size Large, suggestion weight is 115-126 pounds. So maybe US Small-Medium. The dress features a two-tone pink construction with a solid jersey knit bodice and a highly detailed graphic print skirt. The central graphic on the chest depicts adorable mascot characters with the text 'Dream Wedding' and 'Mezzo Piano'. The skirt is adorned with a repeating pattern of tiered cakes, bows, and characters in a soft pastel palette. Key design details include delicate white lace trim along the neckline, sleeves, and hem, as well as a small satin bow at the collar. The garment represents the 'Loli-Goth' and 'Decora' subcultures that gained global popularity in the early 2000s. Its high-quality Japanese construction and nostalgic aesthetic make it a highly sought-after item for collectors of vintage Japanese street fashion.