One possible plot could be that Naruto discovers an ancient jutsu related to Ashisogi Jizo and has to master it to defeat a new and powerful enemy. Maybe the jutsu has some side effects that he has to overcome during his training.
Well, another option could be to check Naruto - related forums. Sometimes, fans share their own fanfictions or know where to find specific ones. Reddit has some Naruto sub - forums where you could post a request for this particular fanfiction too.
I'm not sure specifically what that particular 'naruto needle jizo fanfic' is about as there could be many different interpretations and storylines in fanfics. It might involve a unique take on the Naruto universe with the character Jizo and perhaps some kind of 'needle' - related concept, like a special weapon or technique.
Well, some popular places to search for fanfics are dedicated Naruto fanfic communities. These can be found on various forums or on social media groups related to Naruto. Also, as I mentioned before, big fanfic platforms like FanFiction.net and AO3 are good bets. Just use their search functions and type in 'naruto needle jizo fanfic' to see if it exists. However, keep in mind that not all fanfics are easy to find, especially if it's a relatively unknown one.
A cartoon having good sex appeal usually involves having characters with appealing personalities and looks. The way they interact and the settings they are in can also add to the allure. Additionally, the style of drawing and color choices can enhance the sensual aspect.