Okuyama, Junko https://orcid.org/0000-0002-7113-7974
Izumi, Shin-Ichi
Funakoshi, Shunichi
Seto, Shuji
Sasaki, Hiroyuki https://orcid.org/0000-0002-0042-7683
Ito, Kiyoshi
Imamura, Fumihiko https://orcid.org/0000-0001-7628-575X
Willgerodt, Mayumi
Fukuda, Yu
Article History
Received: 22 June 2021
Accepted: 31 August 2022
First Online: 23 September 2022
Competing interests
: The authors declare no competing interests.
: This study was conducted with the approval of the Ethics Committee of Miyagi Psychiatric Centre and the Hokkaido University. Participants did not receive any compensation for their participation in this study. Compliance with these ethical standards was assured at all times.Ethical approval regarding this research conformed with the Declaration of Helsinki ethical principles (Rickham, ).
: Informed consent was obtained from all participants.