Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| Inland Sea  | |
|---|---|
| BT | Asia | 
| .Far East | |
| ..Japan | |
| ...Inland Sea | |
| UF | Seto Inland Sea | 
| Seto Sea | |
| Seto-chi-umi | |
| Seto-Naikai | |
| Setouchi | |
| RT | Honshu | 
| Kyushu | |
| Shikoku | |
| Osaka Bay | |
| SN | Extends E-W with W Honshu on the N, Shikoku on the S, and Kyushu on the W. Connected with Pacific Ocean by 4 channels. | 
| inland seas  | |
|---|---|
| USE | epicontinental seas |