If you want to see her hands, delete 'sleeves past fingers' from prompt.
PROMPT
School Uniform (Spring/Fall)
yoshikawa yuki, blonde hair, short hair, curtained hair, yellow eyes, long sleeves, white shirt, collared shirt, brown cardigan, sleeves past fingers, black skirt, pleated skirt, black socks, kneehighs, loafers
School Uniform (Summer)
yoshikawa yuki, blonde hair, short hair, curtained hair, yellow eyes, short sleeves, white shirt, collared shirt, untucked shirt, black skirt, pleated skirt, black socks, kneehighs, loafers
School Uniform (Winter)
yoshikawa yuki, blonde hair, short hair, curtained hair, yellow eyes, long sleeves, grey jacket, open jacket, white shirt, collared shirt, brown cardigan, sleeves past fingers, black skirt, pleated skirt, black socks, kneehighs, loafers