How many children does Kento Kaku have?

Kento Kaku has only one child.

Kento Kaku and Eikura Nana had their first child in the Japanese TV series "N", and they were born safely on June 17.

After giving birth to the baby, Nai Nai came out to film soon. Before that, he co-starred with Issei Takahashi in We Are Made of Miracles. If the saint has two children, Nai Nai should not be able to film. So, Kento Kaku has only one child.