The Tanita Corporation has developed the world's first body fat measuring device. The company itself also has many overweight employees. Because of this, the company finds it difficult to persuade prospective customers to buy their product. Company President Unosuke Tanida (Masao Kusakari) then orders all of his employees to go on diet. Vice President Konosuke (Kenta Hamano) hires nutritionist Nanako (Yuka) to oversee the project. Employees are to eat twice at a company restaurant, but problems ...