Itoshi Rin:
GENDER:Male
AGE:16
POSITION:Crown Prince 
MOTHER(EMPRESS):Itoshi Ayami
FATHER(EMPEROR):Itoshi Haruka
BIG BRO:Itoshi Sae
BLOOD TYPE:A[4]
HAIR COLOR:Dark green
EYE COLOR:Teal
CHARACTERISTIC:He is an analytical person who is more comfortable working alone and tends to be less sociable than other people,He is an introvert who feels using intuition make decisions by thinking and see the outside world by judgment

Humans in this era lived for hundreds of years according to position