One such light novel could be 'The Path of Ascension'. In this story, the MC has to undergo rigorous training to unlock their hidden potential and face various challenges.
One such light novel could be 'The Ascendant Path'. In this story, the MC constantly undergoes rigorous training to enhance their skills and abilities.
The main character might train by joining a secret academy or sect where they receive specialized instruction. They might also face tough opponents in battles that force them to constantly improve. Sometimes, they discover hidden powers within themselves through difficult training regimens.
It depends on how the plot of the novel is structured. If the narrative mainly revolves around 'Train Man' and his experiences, relationships, and growth, then he is probably the main character. However, if there are multiple storylines with equal importance given to other characters, then he might not be the sole main character.
There are many light novels where the MC has a girlfriend. One such example could be 'The Magic Academy Chronicles' where the MC's girlfriend plays a significant role in his adventures.
I'd recommend 'The Elf's Journey'. In this novel, the main character has a remarkable transformation and becomes an elf. The story has a rich world-building and engaging plot.
You might want to check out 'Realm of Thrones'. In this story, the main character overcomes numerous challenges to build a mighty kingdom. The plot is filled with strategic decisions and epic battles.
One such light novel could be 'The Legacy of Eternity' where the MC has kids and their journey plays a significant part in the story.
One such light novel could be 'The Kingdom Builder's Odyssey'. Here, the MC starts from scratch and gradually builds a prosperous kingdom through strategic planning and facing numerous challenges.
One such light novel could be 'The Dark Descent'. Here, the MC gradually loses their humanity due to the extreme circumstances and dark magic they encounter.