"Haruka is a main character in ""Oblivion,"" a popular Japanese manga series. She is a 16-year-old high school student who is strong-willed, brave, and fiercely independent. Haruka's name is mentioned throughout the series as she embarks on a supernatural journey alongside her classmates.

Haruka has long, curly hair and blue eyes, and she is known for her sharp wit and exceptional intelligence. She is particularly skilled in physics and mathematics, which allows her to solve some of the challenges the characters face throughout the story.

Despite being a high school student, Haruka has a mature and serious attitude. She is often the voice of reason among the group and is never afraid to stand up for herself and her beliefs. Additionally, Haruka is a deep thinker and is always seeking to understand the world around her better.

Throughout the series, Haruka displays an affinity for supernatural powers, which is necessary to fight against the many supernatural creatures that make appearances in the story. As a result, Haruka and several of her classmates form an organization known as XCross, which serves as a defense against supernatural threats.

Despite Haruka's tough exterior and serious demeanor, she is shown to be a caring individual, particularly towards her friends. She often goes out of her way to support and protect them in times of danger, building strong bonds with them over the course of the series.

Overall, Haruka is a complex and intriguing character that readers of ""Oblivion"" are sure to connect with. With her unique blend of intelligence, bravery, and compassion, she provides a much-needed anchor for the series while also serving as a role model for young readers."