Arata Kaizaki

Arata Kaizaki (海崎 新太 Kaizaki Arata) is the protagonist of the story and an initial 27-year old NEET. He had been unable to get employed anywhere since quitting his first company after only three months. His hopeless lifestyle took a turn when he was invited to become the Test Subject No. 002 in the Kanto Branch of the ReLIFE program under the watchful eye of Ryō Yoake to change his life for the better. With the help of a mysterious pill, his appearance was reverted to a 17-year old and he had to attend high school as a transfer student for one year. Throughout his life at the high school, due to experiencing youth again, he forms unforgettable bonds, learns to cope with his past and develops as a person. All of this gave back the self-confidence he had lost, so he was able to succeed his experiment and get his feet back in society again.