no hes only had a dad aka 4 hokage
No
In the "Naruto" series, Koichi is not a prominent character, and there is no mention of a character named Koichi having sisters. However, if you meant "Kochi" or "Kōichi," it's worth noting that the series features various clans and characters with complex family dynamics, but specific sisters related to a character by that name do not exist in the main storyline. If you have a specific character in mind, please provide more details for clarification.
Um, in the anime, it was never mentioned that Naruto had any brothers or sisters.
naruto, obviously
Yes in naruto shippuden
He is an only child, no living parents or relatives. uhm, you know that he is only child right?, don't read fan fic, he is only child and that's all
Naruto vs. Haku, Naruto vs. Orochimaru, Naruto vs. Kimimaru, Naruto vs. Sasuke, Naruto vs. Deidara/Sasori, Naruto vs. Orochimaru, Naruto vs. Pain.
There is naruto pedia and naruto arena
No, there won't be any more Naruto after Naruto Shippuden.
Yes it will. Naruto Generations will start in the very beginning of Naruto and work its way up to Naruto Shippuden.
Yes - Naruto battle royal; Naruto - Shippuuden Destiny and Naruto Battle Royal.
When jiraiya dies. When Naruto is fighting Pain When Naruto is taming the kyubii