Takayoshi Tanazawa

Tsukuda Kohei was once a researcher and engineer with the Aerospace and Science Exploration Agency and now runs Tsukuda Industries, a small factory which was left to him by his father. He accepted that the failure of a major launch was due to an inadequate item he produced and now struggles to design and supply a far better replacement. At the same time he also works on redesigning the engine and guidance systems of driverless tractors (imdb & me)

Sakamichi Onoda, an otaku at S?hoku High School. He loves anime and games so much, that he would ride his commuter bicycle to and from Tokyo's Akihabara shopping district in a 90-kilometer (about 60-mile) round trip over steep slopes after school. Onoda's life changes when he encounters his school's cycling team, and he ends up joining the competitive sport of bicycle racing. (mydramalist)