He might meet an old hermit who has been guarding the temple for centuries. The hermit could have valuable knowledge about Naruto's parents or some secret ninja arts.
He might meet an ancient sage who has been sleeping in the ruins for centuries. This sage could have a vast amount of knowledge about chakra and the ninja arts that Naruto could learn from.
Well, it could be that Naruto finds a connection to an old shinobi clan in the ancient temple. This discovery could lead him on a new adventure to learn about their history and techniques. There might also be a spirit or an old sage in the temple that imparts some wisdom to Naruto, helping him become a stronger ninja.
Well, Naruto might discover some powerful and long - lost jutsu in the ancient ruins. Maybe it's a super - rare form of ninjutsu that could give him an edge against his enemies.
One possible scenario in this fanfiction could be that Naruto discovers an ancient and mysterious shrine in the forest. The shrine might hold some sort of power or secret. Maybe it has a connection to the Sage of Six Paths. Naruto, being his curious self, would likely start to explore it. He might find strange markings or artifacts inside that he has never seen before.
One common plot is Kushina finding Naruto in a different time or dimension. For example, she might end up in the future where Naruto has grown up and she gets to see the kind of person he has become. It's an emotional and interesting concept as she gets to witness all his achievements and the challenges he has overcome.
Yes, there are likely fanfictions out there with this concept. Fanfiction writers often like to cross over different popular franchises. Naruto and Pokegirl are from two very different universes, so it makes for an interesting and unique combination in fanfiction. You can try searching on popular fanfiction websites like FanFiction.net or Archive of Our Own to find such stories.
One idea could be that Naruto mistakes the spaceship for a really strange summon. He tries to communicate with it using his ninja skills, like sending chakra signals, thinking it's some sort of new, unknown creature. This could lead to all sorts of comical misunderstandings as the spaceship's technology reacts in unexpected ways to his attempts.