Kato no relation Japanese
Early life
Kato's mother is Japanese and her father is Italian, both met at an Italian restaurant her father worked at in Yokohama. When Kato was five years old, the family moved to Naples, Italy. At that time she was able to speak and understand Italian, but has since forgotten almost every word. Hence, Kato was a regular guest student on Italian Conversation NHK TV program. She was named Rosa after her paternal grandmother.