The first two outfits are official outfits and the other one is an outfit that show up in artist art displayed in-game so I say its fair game.

Appearance: alemma, large breasts, hair between eyes, very long hair, pink hair, pink eyes,

Default Outfit: defemma, long sleeves, ahoge, black footwear, black headband with bow, ponytail, sidelocks, short white dress with black frilled underskirt, two-sided cape, black and green cape, italian flag, white sleeves, black crop top, black crop top over white dress, white ascot, black knee-high heeled boots with gold trim, gold trim, frilled sleeves, puffy long sleeves, detached sleeves, center frills,

Backstage Blunders: bunnyemma, bare shoulders, twintails, detached sleeves, puffy short sleeves, no shoes, bunny headphones, crossed bangs, green chest bow, center frills, white strapless bustier, sheer white frilled thighhighs, sidelocks, white pleated frilled miniskirt,

Art Outfit: casemma, long sleeves, green sweater, green sweater over a white dress, bare shoulders, ahoge, black headband with bow, white dress, off shoulder, white pantyhose, pleated dress,