Sailor Fuku Set in Navy/Red

Never worn, only tried on. However, the top button/clip is detached. It can be sewed back on, but I don't know how to sew.

Size 6L. The original listing isn't on the main site anymore, but this is info I found else where:

・ Shirt
Total Length approx. 48 cm
Bust approx. 116 cm
Shoulder Width approx. 42 cm
Total Length approx. 24.5 cm
・ Skirt
Total Length approx. 44 cm
Waist approx. 84-91cm
Materials : Polyester, Others