What is Jirobo's last name?


What is Jirobo's last name? I must know because I am creating a Naruto website
and including the full list of characters.




Until now, the author hasn't given a last name for Jirobo. (as far as i know)
There are also other characters without a last name.




Until now, the author hasn't given a last name for Jirobo. (as far as i know)
There are also other characters without a last name.

