The first two outfits are official outfits and the other ones are a mix of outfits that are in in-game art or collab/merch art, so I say its fair game.

Appearance: alvit, very long hair, grey hair, grey eyes, huge breasts, blunt bangs,

Default Outfit: defvit, long sleeves, white gloves, gold trim, epaulettes, aiguillette, medal, italian flag, medallion, sleeve cuffs, red open jacket, two-sided shoulder cape, green and red cape, multicolored sash, black belt with gold ornamentation, gold chain on jacket, military uniform, black hair ribbon, black thighhigh boots with green toe caps, black strapless bandeau top, black pleated miniskirt, twin braids,

The Flower of La Spezia: ssvit, bare shoulders, barefoot, bracelet, white hair flower, blue hair bow, necklace, navy blue strappy o-ring bikini, ponytail, blue nails, navel cutout, ruffled trim,

Bikini Outfit: ssaltvit, bare shoulders, hair flower, black choker, blue hair ribbon, twin braids, black striped bikini, long white detached sleeves, see-through sleeves, maid headdress, front-tie bikini top, side-tie bikini bottom, criss-cross halter,

Sports Outfit: sportsvit, long sleeves, braid, white and black sneakers, bare legs, green belt, black and white cropped jacket, open jacket, white cropped shirt, white short shorts,

Red Dress Outfit: reddressvit, bare shoulders, necklace, white strappy heels, twin braids, layered dress, red long sleeveless dress with side slit, red dress bow, red veil around shoulder and arms, black lace bra, bra peek, ring, black hair bow, black sheer underskirt,

Pop-Up Outfit: popvit, bare shoulders, ponytail, black lace high heels, bracelet, bare arms, white pinstriped high-neck dress with chest cutout and side slit,

Casual Outfit: casvit, long sleeves, blue bowtie, school uniform, white collared shirt, twin braids, pleated skirt, open cardigan, blue cardigan, yellow sweater around waist, blue skirt, blue thighhighs, blue cardigan over white shirt,

Collab Outfit: collabvit, long sleeves, black footwear, open jacket, black jacket, high heels, bracelet, black pantyhose, long black dress with black bow, black ascot, black beret, black bowtie,

Bunny Outfit: bunnyvit, long sleeves, black hairclip, detached white collar with black bowtie, bare shoulders, off shoulder, necklace, open jacket, black nails, between breasts, fishnet thighhighs, black ribbons on jacket, gold armlet, strapless black highleg leotard, white rabbit tail, red and white cropped jacket, fake rabbit ears, black hairband, two-sided jacket, twin braids,

Yukata Outfit: yukatavit, bare shoulders, black hair bow, japanese clothes, black bra, bra straps, yellow striped yukata, twin braids, black obi,

Anniversary Outfit: annivit, hair ornament, bare shoulders, bare legs, black hair ribbon, black feather boa, black side-tie panties, black elbow gloves, black dress with side slit, side braid, gold ankle-strap heels,