"Tatsuya Higuchi is one of the main characters in the manga series ""Past Life Returner."" He is a tall and athletic high school student who has a strong sense of justice and a sharp mind. Tatsuya's name is mentioned several times throughout the series, indicating his importance in the story.

Tatsuya is an interesting character because he seems to be able to sense the supernatural world that exists alongside the human world. He is able to see things that ordinary people cannot, such as ghosts and spirits. This makes him valuable to the other characters in the series, as they often need his help in solving supernatural problems.

Despite his ability to see the supernatural, Tatsuya is still a normal high school student. He is the captain of the school's track team, and he is well-liked by his classmates. He also has a love interest in the series, a girl named Yuka, who is also one of the main characters.

Tatsuya is not afraid to stand up for what he believes in, even if it means going against his friends or authority figures. He is always willing to take risks to protect those he cares about, whether they are human or supernatural. This sense of loyalty and determination makes him a valuable member of the team.

Overall, Tatsuya Higuchi is an important character in ""Past Life Returner."" His ability to see the supernatural, coupled with his strong sense of justice and loyalty, makes him a valuable asset to the other characters in the series. His name is mentioned several times throughout the story, highlighting his importance in the plot."