Received: 26 November 2020
Accepted: 7 March 2021
First Online: 20 March 2021
: Not applicable.
: Written informed consent was obtained from the patients for publication of this report and any accompanying images. A copy of the written consent is available for review by the Editor of this journal.
: YM has received a fellowship grants from Eisai and Grant-in-Aid for Young Scientists (KAKENHI) from the Promotion of Science within the past three years.MM has received research support from Japan Society for the Promotion of Science and grants or speaker’s honoraria from Daiichi Sankyo, Dainippon-Sumitomo Pharma, Eisai, Eli Lilly, Fuji Film RI Pharma, Janssen Pharmaceutical, Mochida Pharmaceutical, MSD, Nippon Chemipher, Novartis Pharma, Ono Yakuhin, Otsuka Pharmaceutical, Pfizer, Takeda Yakuhin, Tsumura, and Yoshitomi Yakuhin within the past three years.