About the Authors

Tomohiro Samma

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

tomo.windbrass@keio.jp (TS); fujii.shinya@keio.jp (SF)

Affiliation Graduate School of Media and Governance, Keio University, Fujisawa, Japan

Kazuaki Honda

Roles Writing – original draft

Affiliations Graduate School of Media and Governance, Keio University, Fujisawa, Japan, NTT Communication Science Laboratories, NTT Corporation, Atsugi, Japan

Shinya Fujii

Roles Conceptualization, Methodology, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

tomo.windbrass@keio.jp (TS); fujii.shinya@keio.jp (SF)

Affiliation Faculty of Environment and Information Studies, Keio University, Fujisawa, Japan

Competing Interests

K.H. is employed by the NTT Communication Science Laboratories, Nippon Telegraph and Telephone Corporation, Japan. The remaining author has no relevant financial or non-financial interests to disclose. S.F. has received a Grant-in-Aid for Young Scientists B and a Grant-in-Aid for Scientific Research B from JSPS and research grants from JST COI-NEXT and Keio University Academic Development Funds. S.F. has also received research support from no new folk studio Inc. and Odakyu Railway within the past three years. This does not alter our adherence to PLOS ONE policies on sharing data and materials.