What are the real names of Nini and Nana in Crayon Shinrika?

..... Do you want to ask the full names of these two characters or who are their voices?

Full name of the role: Nini: Nini Sakurada

Nanako: Nanako O 'Hara.

Voice: Nini: Lin Tianmao

Nanako: He Shifang

The dubbing above is all in Chinese,,,

Nini's Japanese pronunciation is unknown.,,,,, Nana's name is Memoirs of a Geisha ... After the death of a Geisha Memoir, it was renamed Itou Shizuka.