japanese
what is otosan
dad
what is onisan
older brother
what is okasan
mum
what is futago
twin
what is futari
2 people
what is kazoku
family
what is ojīsan
grandfather
what is obāsan
grandmother
what is onesan
older sister
what is ototo
little brother
what is imoto
little sister
what is kyodai
sibling
what is hitoriko
only child
what is ojisan
uncle
what is obasan
aunty