Multiproduct Traditional Japanese Cuisine Restaurant Improves Labor Productivity by Changing Cooking Processes According to Service Product Characteristics. - Takeshi Shimmura; Syuichi Oura; Kenji Arai; Nobutada Fujii; Tomomi Nonaka; Takeshi Takenaka; Takashi Tanizaki (Int. J. Autom. Technol., 2018)