| Common name | Okinokoi |
| Language | Japanese |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | Japan |
| Locality | Yaku and Tanega islands, Kagoshima Prefecture |
| Ref. | Iwatsuki, Y., K. Tashiro and T. Hamasaki, 1993 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | |
| 1st modifier | |
| 2nd modifier | |
| Remarks | Means 'sea carp'. |