Yes, there are likely fanfictions out there with such a concept. The Naruto fandom is vast and creative, and crossovers with historical or other fictional characters like Sasaki Kojiro are not unheard of. Some fans might be intrigued by the idea of Naruto having some sort of connection or admiration for Sasaki Kojiro and create stories based on it.
The novels similar to Pokémon: Kojiro's Brother were:
1:" Daily Entertainment: A Glimpse of Light and Shadow." Author: Xi Xi Yan Qing
2:"The Ming Dynasty Can't Die", Author: A Key Person
3: Fairy, Your Character Set Has Been Changed by Me, Author: Old Man Dong
4." Monster Hunting: This Cat Is A Little Outrageous ", Author: November Bones
The following is a detailed introduction of these novels:
1." Japanese Entertainment: A Glimpse of Light ": Come to Yuewen's website to read more of my works!
2." The Ming Dynasty Cannot Die ": Cross the Ming Dynasty and become Zhu Youjian.
In order to avoid the tragic end of Zhu Youjian, he could only work hard to make the country prosperous, develop and reform, and rejuvenate the country through science and technology!
In his hands, Da Ming absolutely could not die.
And he could not be the ruler of a subjugated country!
3:" Fairy, I've Changed Your Character Setting ":" Fairy, I've Changed Your Character Setting."
"It's true.“
4." Monster Hunting: This Cat Is A Little Outrageous ": The incurable berserk dragon virus suddenly attacked the entire Old Continent. Monsters went berserk and towns suffered. In order to find out the cause and solve the problem, the Hunter Association organized a " berserk dragon virus investigation team ".
The best hunters were gathered here, but why was a cat appointed as the leader?
You can read these novels on Qidian Chinese Network.
Musashi and Kojiro appeared in "Musashi of the Elves". Musashi often said,"Saber Snake, slow down. You're now a Lucky Snake, not an electric fan. Hey, why aren't you moving? It's continuous, you know?" Kojiro's words in "Elf's Early Registration" were: "Boss Sakaki, the operation has been exposed. The Alliance has sent a search officer. What was there to be afraid of? If he killed that search officer, he wouldn't be exposed. Yes, boss. Wait... Who was that investigator? The informant said his name was Su Chen. Inform all members to cancel the operation and retreat!" I hope you like this fairy's recommendation. Muah ~😗
In Pokémon, Musashi and Kojiro's lines were as follows:
Musashi: Welcome to the world of Pokémon! I am Musashi, a powerful swordsman.
Kojiro: Hello, I am Kojiro, a brave archer.
(The two meet and start talking)
Musashi: Wow, you're awesome! I am Musashi, a powerful swordsman. Are you also very powerful?
Kojiro: Of course, I, Kojiro, am also a brave archer.
Musashi: We're from the same world, we're both Pokemon lovers. What kind of pet do you like?
Kojiro: I like Pikachu. It's very cute.
Musashi: I like Pikachu too. It's one of my strongest pets. But you know what? Pikachu is actually very dangerous. It can sometimes get out of control.
Kojiro: Oh, I know. I'm worried about Pikachu too.
(The two continue to talk and learn more about Pokémon)
The dialogue between Musashi and Kojiro on the Pokémon Rockets was as follows:
Musashi: Kojiro, our Rocket Team needs your help on a mission.
Kojiro: Oh, okay, I'm ready! Can you tell me where we're going?
Musashi: Let's go catch a magical Pokemon.
Kojiro: Magical Pokemon? What kind of Pokémon are you talking about?
Musashi: It's a Pokémon, but not an ordinary Pokémon. It was a special existence with extraordinary abilities and characteristics.
Kojiro: Oh, I see. But do you know how we can find it?
Musashi: Of course. We need a plan that includes gathering intelligence, finding traces of Pokémon, and carrying out some dangerous missions.
Kojiro: Alright, I agree. Then let's start this plan now!
The dialogue between Musashi and Kojiro in the Pokémon Rocket Team was as follows:
Musashi: Kojiro, let's go find the captain of the Rocket Team. I think he needs our help to collect some samples of Pokémon.
Kojiro: Oh, let's go now.
Musashi: Okay, we need to determine which Pokémon samples we're going to collect first.
Kojiro: Well, we can first investigate the surrounding area to see if there are any Pokémon that might be hiding around us.
Musashi: Alright, let's get started.
There were a few Xianxia novels with decisive protagonists that were worth recommending. Amongst them," The Battle of the Great Dao " was a fantasy Xianxia novel that focused on the fight for resources. The protagonist was decisive in killing, both wise and brave, and constantly worked hard to pursue the Great Dao. The plot of this novel was compact, the writing was smooth, and the characters were lively. It was suitable for readers who liked traditional Xianxia novels. In addition," Immortal Mortal " was also a Xianxia novel that was decisive in killing. The protagonist relied on his methods and brains to advance bravely, cutting through the clouds and thorns, showing the image of a strong person. The plot of this novel was reasonable and the writing was excellent. In addition," Evergreen Immortal Dao " was also a Xianxia novel with a decisive protagonist. The protagonist took one step at a time in the world of cultivation, breaking through all kinds of difficulties and finally achieving Dao. This novel was based on the cultivation of the family. The plot was plain but charming. These are the recommendations of a few Xianxia novels where the main characters kill.
Well, first try the big fanfiction hubs. FanFiction.net has been around for a long time and has a huge Naruto section. Search for the specific title or just the names 'Naruto' and 'Sasaki Kojiro' in the search bar. Another option is AO3. It has a more diverse and inclusive collection of fanfictions. Sometimes, Naruto fan communities on social media platforms like Reddit or Tumblr might also be able to point you in the right direction if you ask for help finding this particular fanfiction.