"Atsushi is a prominent character in the Japanese manga ""Mother, I'm Sorry."" He is a young man who has undergone a traumatic experience in his life, which has left him with a myriad of emotional problems. The following is a brief character description of Atsushi:

Atsushi, a troubled young man, is the focal point of the entire story. He is introduced to the readers as suffering from emotional problems such as depression, anxiety, and anger. Throughout the manga, Atsushi's struggles with his inner demons are evident, and readers see him lash out violently or become despondent.

Atsushi is portrayed as a complex character. His issues stem from his difficult past, which included an abusive father and a mother who was absent. The manga explores Atsushi's relationship with his mother, which is the reason for the title of the manga, ""Mother, I'm Sorry."" Atsushi's mother abandoned him and his sister, which left him feeling abandoned and unloved.

Atsushi is shown to be a tough and uncompromising character. He struggles to open up to others, and often resorts to violence when confronted with difficult situations. At the same time, the manga also shows Atsushi's softer side, such as when he opens up to his sister about his problems, or when he cares for a sick puppy.

The manga's plot revolves heavily around Atsushi's character arc. As he struggles to confront his problems and come to terms with his past, readers see him grow and change throughout the story. This character development is particularly evident in the way he treats others, as he becomes more caring and less violent over time.

Overall, Atsushi is a complex and relatable character, whose struggles with emotional problems and past traumas make him human and sympathetic. Read the manga to find out how he deals with his problems and faces his past."