"Hideki Naitou is one of the main characters in the Japanese manga ""Again My Life."" He is a middle-aged man who works as a salaryman in a large corporation. Hideki's character is essential to the plot as he is the one who receives a second chance at life after dying in a bus accident.

Hideki is an ambitious man who is driven by the desire for success and recognition. He is often seen working late nights at the office, trying to meet deadlines, and achieve his goals. Hideki's dedication to his work is admirable, and he is highly respected by his colleagues.

Despite his hardworking nature, Hideki is not well-liked by everyone. Some people view him as cold and distant, lacking warmth and empathy. He is not very good at expressing his emotions and often keeps to himself.

However, as the story progresses, we see a different side to Hideki's character. He is incredibly protective of his family, especially his daughter, and will do anything to keep them safe. We see a softer side of him when he spends time with his daughter, playing video games, and supporting her in her interests.

Hideki's second chance at life gives him a new perspective on what truly matters. He starts to reevaluate his priorities and seeks to make amends with people he had hurt in the past. He also develops a newfound appreciation for the simple pleasures of life, like spending time with his daughter, taking a walk in the park, or enjoying a good meal with friends.

In conclusion, Hideki Naitou is a complex and multi-dimensional character in ""Again My Life."" He is a dedicated salaryman with a drive for success but also has a softer side when it comes to his family. His journey of self-discovery and newfound appreciation for life in his second chance is a pivotal aspect of the story."