Katoh, Mitsuho https://orcid.org/0000-0002-0695-6594
Tatsuta, Haruki https://orcid.org/0000-0001-8847-8874
Tsuji, Kazuki https://orcid.org/0000-0002-2027-8582
Funding for this research was provided by:
URUMA Scientific Research Fund, Okinawa, Japan
Japan Society for the Promotion of Science (15H04425)
Japan Society for the Promotion of Science (15H02652)
Japan Society for the Promotion of Science (16H04846)
Japan Society for the Promotion of Science (16K14865)
A University of the Ryukyus Research Project Promotion Grant (Typical Research, Strategic Research Grant
Article History
Received: 27 November 2017
Accepted: 23 August 2018
First Online: 7 September 2018
Competing Interests
: The authors declare no competing interests.