Prosociality and the Uptake of COVID-19 Contact Tracing Apps: Survey Analysis of Intergenerational Differences in Japan

Masahiro Shoji   ^{1 *} , PhD ;   Asei Ito   ^{1 *} , PhD ;   Susumu Cato   ^{1 *} , PhD ;   Takashi Iida   ^{1 *} , LLM ;   Kenji Ishida   ^{1 *} , PhD ;   Hiroto Katsumata   ^{2 *} , PhD ;   Kenneth Mori McElwain   ^{1 *} , PhD

¹ Institute of Social Science, University of Tokyo, Tokyo, Japan

² Graduate School of Arts and Sciences, University of Tokyo, Tokyo, Japan

*all authors contributed equally