What are some light novels where the main character is an old man?

There were, such as "An Ordinary Old Man's Cultivation Daily Life","I'm Really Not Reborn","The Trendiest Grandpa", and so on. You are welcome to choose the old man's story that you are interested in. I hope you like my recommendation. Muah ~😗

One such manga could be 'Ojiisan no Jōken'. It features an old man dealing with various challenges in an interesting way.

I recommend " I'm Worried About the Main Character " to you. The main character's name was Ado. After transmigrating to the Myriad Worlds Trading System, he became an old man. He thought that he would become a super old grandpa, but by accident, he actually turned into a slave and sang. However, he had thought that he would be able to join hands with his main characters and brave the world. In the end, the main characters had their own ideas. Ado looked up at the sky and sighed. So you can read this novel and experience the time-traveling story of the old man. I hope you like my recommendation.😗

One such light novel is 'The Ancient Magus' Bride' where the MC is a humanoid spirit. The story is captivating and the non-human MC adds a unique twist.

You could check out 'God's Legacy'. Here, the MC is an ancient god reawakened in a modern world and faces various challenges. The story has a lot of action and mystery.

One such light novel is 'The Solitary Hero'. The MC is isolated in a mysterious world and has to face various challenges alone.

One such light novel is 'Sword Art Online'. The MC, Kirito, undergoes significant growth and evolution throughout the story as he faces various challenges and battles.

One such light novel is 'The Dragon's Legacy'. The MC is a powerful dragon and the story follows his adventures and growth.

😋I recommend Master Gives Me a Pot to you. This book was the story of the protagonist taking the old man as his master. The old man even gave him a pot. The entire story could be seen from the beginning, and it soon entered the main film. There were also many hilarious scenes. I hope you like this fairy's recommendation. Muah ~😗

There were many novels in which the protagonist was an old man but had high martial arts skills. Some of the famous novels included: 1." Eight Demigods ": The father of the protagonist Duan Yu is the Emperor of Dali, Duan Zhengchun. He is an old senior who is highly skilled in martial arts. He shows extremely high martial arts in the novel. The main character, Zhang Wuji's father, Zhang Cuishan, and his mother, Yin Susu, are both legendary figures in the martial arts world. His martial arts are also very high. 3. Tao Te Ching: Although the protagonist is not a human, this book mentions some mysterious martial arts manuals, which contain some very advanced martial arts techniques. These techniques are very suitable for the elderly to practice. The protagonist is an old man named Shi Potian. He practices a mysterious martial arts that can quickly improve his martial arts level. The protagonists of these novels were all old people, but their martial arts skills were very high, showing the unique charm and strength of the elderly in the martial arts world.