- Cyber Dokdo
- - http://www.dokdo.go.kr/eng/
- DOKDO and EASTSEA
- - http://www.forthenextgeneration.com
- East Sea Fourm
- - http://www.eastsea.org/
- Dokdo KCG
- - http://dokdo.kcg.go.kr/
- North East Asian History Foundation
- - http://english.historyfoundation.or.kr/MA/
- International seaminar on sea names
- - http://geo.khu.ac.kr/seanames/
- IHO
- - http://www.iho.int
- United Nations Statistics Division
- - http://unstats.un.org/unsd/geoinfo
