Jun Ikeido

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)

Tokuro Akamatsu runs a transport company. One day, a truck owned by Tokuro Akamatsu is involved in an accident. A tire came off the truck and killed passengers in another car. At first, Tokuro Akamatsu doubts that poor maintenance was the cause and he soon discovers a defect in the truck. Tokuro Akamatsu demands a reexamination by car manufacturer Hopu. The company moves slowly in their reexamination which causes Tokuro Akamatsu to investigate the issue by himself. He uncovers... (imdb)

A shy and timid young man (much like his father) one day acts out od character and confronts a queue jumper who he accidentally causes to trip and fall. A young woman then confronts the queue jumper and admonishes him. From then on an anonymous harassment of the young man's family begins. In tandem his father faces work problems. the young woman is a budding journalist and scents a story. Self written plotline.

Masahiro Nishiki is a veteran bank clerk, working at the Nagahara branch for Tokyo Daiichi Bank. One day, a cash-lost incident takes place at the Nagahara branch. Masahiro chases after the truth behind the cash-lost case with his colleagues Airi Kitagawa and Yoji Tabata. A fact behind the incident is discovered.