Nishioka, Yuki
Nagano, Kenichi
Koga, Yoshitaka
Okada, Yasuhiro
Mori, Ichiro
Hayase, Atsuko
Mori, Takuya
Manabe, Kenji
Article History
Received: 11 March 2021
Accepted: 2 September 2021
First Online: 20 September 2021
Competing interests
: All authors are employees of the study sponsor, Kao Corporation, Tokyo, Japan.