Nana

Nana (Japanese: 奈々) is the protagonist of Kemono Friends: Welcome to Japari Park!, and one of the franchise's few named human characters. During the events of the manga, she is a new handler employed at Japari Park who works under Mirai. She is the younger cousin of Kako.

Kako
Kako and Nana are cousins; Kako is the older of the pair. The nature of their relationship is unknown, although both were employed in Japari Park at some point.