1. Ueoka, R., Shinmura, T., Tenmoku, R., Okuma, T., and Kurata, T.: “Introduction of Computer Supported Quality Control Circle in a Japanese Cuisine Restaurant”, Proceedings of 4th International Conference on Applied Human Factors and Ergonomics (AHFE), pp.6632–6641, 2012.
2. Tomohiro Fukuhara, Ryuhei Tenmoku, Takashi Okuma, Reiko Ueoka, Masanori Takehara, Takeshi Kurata: “Improving Service Processes based on Visualization of Human-behavior and POS data: a Case Study in a Japanese Restaurant,” Proceedings of the 1st international conference on Serviceology, Tokyo Waterfront, Japan, pp.1–8, 2013.
3. Tomohiro Fukuhara, Ryuhei Tenmoku, Reiko Ueoka, Takashi Okuma, Takeshi Kurata: “Estimating skills of waiting staff of a restaurant based on behavior sensing and POS data analysis: A case study in a Japanese cuisine restaurant,” Proceedings of the 5th International Conference on Applied Human Factors and Ergonomics (AHFE2014), pp.4287–4299, 2014.
4. Masakatsu Kourogi, Nobuchika Sakata, Takashi Okuma, and Takeshi Kurata: “Indoor/Outdoor Pedestrian Navigation with an Embedded GPS/RFID/Self-contained Sensor System”, In Proc. 16th International Conference on Artificial Reality and Telexistence (ICAT2006), pp.1310–1321, 2006.
5. Tomoya Ishikawa, Masakatsu Kourogi and Takeshi Kurata: “Economic and Synergistic Pedestrian Tracking System with Service Cooperation for Indoor Environments”, International Journal of Organizational and Collective Intelligence, Vol.2, No.1 pp.1–20, 2011.