| Location name | Location no. | Number of Individuals | Location | Latitude and longitude |
| Kashima Island (<1.5 m) | 1 | 33 | Ehime Prefecture, Minamiuwa-GunAinan-Cho, Kashima | N 32˚56' E 132˚27' |
| Kashima Island (>1.5 m) | 1 | 18 | Ehime Prefecture, Minamiuwa-GunAinan-Cho, Kashima | N 32˚56' E 132˚27' |
| Komo Cape (<1.5 m) | 2 | 30 | Ehime Prefecture, Minamiuwa-GunAinan-Cho, Komo | N 32˚54' E 132˚28′ |
| Ino Cape (<1.5 m) | 3 | 17 | Kochi Prefecture, Hata-GunKuroshio-Cho, Ino | N 33˚02' E 133˚09' |