Published on in Vol 5 , No 1 (2018) :Jan-Mar
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/8984, first published
.

1 Japan Society for the Promotion of Science, Chiyoda, Tokyo, Japan
2 Division of Clinical Psychology, University of Tokyo, Bunkyo, Tokyo, Japan
3 Department of Psychology, California State University, Fullerton, Fullerton, CA, United States