The Japanese broadband market was very competitive until recently owing to the interconnection rules and the significant market power (SMP) regulations on the incumbent fixed telecom giant, NTT East/West. Japan's regulator, the Ministry of Internal Affairs and Communications (MIC), could let the...

There are manifold causal linkages between information and communications technologies (ICTs) and social sustainability. In this article, these linkages are classified into three areas: direct improvement of corporate productivity, changed behaviour of people/organizations, and improved...

Foreword -- Introduction -- Chapter 1. Development of Infrastructure Sharing in the Mobile Market -- Chapter 2. Regulating Online Platforms -- Chapter 3. Interdependency on the Data Platform and its Effect on the Diffusion of Autonomous Driving -- Chapter 4. Video/Visual Content Industry in...

In this study, we analyze the Japanese TV audience's preference for time-shifted viewing (TSV), which was introduced in the media market October 2015. This service has various characteristics such as a simple fee-charging video-providing service through the Internet, by which network...

In this research, willingness to pay to prevent a leak of personal data–namely, the person's name, address, email address, and video viewing history-and also the willingness to accept compensation in the event of a leak of this data were estimated using the contingent valuation method. From...

Japan has experienced major earthquake disasters in the past. The Great East Japan Earthquake of March 11, 2011 caused enormous damage. Subsequently, in April 2016, a major tremor centered in Kumamoto Prefecture in Kyushu also occurred. In the event of such a disaster, it is important to ensure...

In this research, we estimated the number of possible subscribers of the public switched telephone network (hereafter, referred to as "PSTN") in the future of Japan based on the public data, and evaluated the alternatives as the candidates for the migration by comparative analysis, with respect...