Anonymity-preserving Methods for Client-side Filtering in Position-based Collaboration Approaches.- What Do Remote Music Performances Lack.- A Method for Estimating Worker States Using a Combination of Ambient Sensors for Remote Collaboration.- Tag chat: A tag-based past topics recollection support system.- Availability of Disaster Preparedness Awareness Improvement for Supplying Knowledge using Microblog and Comic Expression.- Technological Feasibility of a Smartphone-based System to Integrate Volunteers into Professional Rescue Processes.- A Triage Training System Considering Cooperation and Proficiency of Multiple Trainees.- A Scratch-based Collaborative Learning System with a Shared Stage Screen.- AccelChalk: Detecting Writing Actions with Chalk Acceleration for Collaboration between Teachers and Students.- Tourist Information Extraction Method from Tweets without Tourist Spot Names for Tourist Information Visualization System.- Enhancing Participation Balance in Intercultural Collaboration.- Support of Foreign Tourists with Culturally Situated Associations.- Enhancing Learners' Cross-cultural Understanding in Language and Culture Class Using InCircle.- Children's Social Behavior Analysis System using BLE and Accelerometer.- Extension of Smartphone by Wearable Input/output Interface with Floor Projection.- Introducing Gamification to Cleaning and Housekeeping Work.