- Sho Fukamachi
- 170 cm
- High school student
- Guyver I
Sho Fukamachi, the main hero of the story, is a 17 year-old high school boy, and an only child, at Narisawa High School. When that he is not studying, he hangs around with his childhood best friend, Tetsuro Segawa. He also attends the high school's Sci-Fi club and is the secretary of his school's Student Council. Although that he does not particularly like doing work as being a secretary, his motivation for joining the Student Council was all for one thing, and for one thing only, to be around his childhood crush, Mizuki Segawa. After school, he comes home to a family of two, Sho and his father, Fumio Fukamachi.
In the world of Sho's, he lives his life like any normal, but quiet and reserved, teenager, cherishing the moments of his relationships with his closest friends and loved ones. However, everything about his life starts to collapse as he becomes unexpectedly engaged in a horrific war that had originated since the beginning of mankind. Protecting the life that he once had, and of the lives of those who are closest to him, Sho fights in an almost endless battle with the Kronos Corporation using the awesome power of the Guyver.