im not really sure that clamp ever told the age of each chara,,
but i guess sakura n saoran are about 15,,in the real life, they will be a junior high school student,,
kuro-chan,,im pretty sure he's at the end of 20, maybe 27,,i can see it from he's mature looks,,oh,my GOOD he's so cute,my kind of guy
,,
fay,,i dont know,,i can meke any guess bout this mysterious gut like him!!!