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Authors
Yamaguchi, Shinichi https://orcid.org/0000-0002-5488-2542
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Funding
Funding for this research was provided by:
Japan Society for the Promotion of Science (18K12882)
Mercari, Inc.
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Article History
Received: 24 May 2020
Accepted: 5 November 2020
First Online: 11 January 2021
Compliance with ethical standards
:
: The authors declare no conflicts of interest.
: Although I use survey data, there are no ethical concerns, because I receive the data with personally identifiable information removed. It has also been confirmed that the Internet research company takes great care in the handling of personal information.
: Consent was obtained from the respondents when data were obtained.
