He'd become more adaptable. Stuck in this new world, he has to quickly adjust to the differences. This would make him better at handling unexpected situations in the future.
Naruto might become more empathetic. Meeting different versions of his friends and seeing how their lives are different could make him understand others better. He could also grow in terms of his strategic thinking. With new challenges and opponents, he'd need to come up with new plans and strategies, which would enhance his overall ninja capabilities.
In this 'Road to Ninja' fanfic situation, Naruto would be forced to look at his own life and values from a different perspective. Seeing the alternate versions of his world and the people in it could make him question his own beliefs and goals. This self - reflection would lead to a deeper understanding of himself. He may also develop stronger bonds with the people he meets in this new world, as they are all he has in this strange place. And through these relationships, he would learn new ways of interacting and cooperating, which are important skills for a ninja.
Chapter 839, "Because There's a Good Show to Perform", is the clearest early answer because it turns Shi Lei's situation into a concrete plot event.
Chapter 649, "Where Did the Wild Wolf Come From?!", is the clearest early answer because it turns Shang Shuyue's situation into a concrete plot event.
Chapter 567, "Distant Nephew, Long Time No See", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event. The chapter turns that into something concrete by moving from After separating from Jiang Li and the others, Team L headed in the...
Chapter 656, "If he's the grandson of the richest man, then I am the richest man!", is the clearest early answer because it turns Jiang Li's situation into a concrete plot event.
Chapter 852, "Could That Be an Aphrodisiac Spell?", is the clearest early answer because it turns Xu Ning's situation into a concrete plot event. The chapter turns that into something concrete by moving from Rong Junsheng's words startled Shi Lei and Rong Kexi.
Chapter 778, "The Gift of Being a Director", is the clearest early answer because it turns Ling Bei's situation into a concrete plot event. Early on, Shiguang, I really misjudged you, you're actually this kind of....
Look to Chapter 8 for the clearest answer. It begins with The resentment that had barely calmed among the crowd surged back two..., keeps building through Some of them were relatives of the Jiang Family, who felt it improper to..., and lands on Other people with a handsome and charming appearance.
Chapter 643, "Jiang Li Dominates the Trending Searches!", is the clearest early answer because it turns Trending Searches's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Qi Tianyu joyously carried his construction to the side to wait for...
Chapter 562, "So You Are Not First, But Last?!", is the clearest early answer because it turns Jiang Cheng's situation into a concrete plot event. The chapter turns that into something concrete by moving from After they finished preparing the fish, Guo Xing and Luo Xuan got...
Chapter 715, "Childhood Shadow", is the clearest early answer because it turns Childhood Shadow Jiang's situation into a concrete plot event. The chapter turns that into something concrete by moving from Jiang Mingyu let out a long sigh before collapsing onto the sofa,...