| Reference no. | Iwata, F., 1954 |
| Ecosystem | Temperate Northern Pacific |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Known from Akkeshi Bay, Nemuro, Biro, Muroran, Monbetu and Rashiri Island in Hokkaido and Yokohama, also found in Onomichi and Fukue in Honshu. |