- Japan Tottori Prefecture Academic exchange(~2025)
2018
- P.R.China The Museum of Chinese Gardens and Landscape Architecture, Korean Cultural Center Research on Korean and Chinese garden culture(~2025)- Mongolia Institute of Paleontology, Mongolian Academy of Science Academic exchange(~2028)
2017
- P.R.China Zhejiang Provincial Institute of Archaeology and Cultural Relics Joint research(~2025)- Cambodia Angkor Conservation Center Joint research on preservation and management of stone cultural heritage(~2020)- Japan Institute of Disaster Mitigation for Urban Cultural Heritage, Ritsumeikan University Academic exchange(~2020)
2016
- Thailand Ministry of Culture, Fine Arts Department Cultural heritage preservation and management technology exchange (~2020)- Portugal National Museum of Natural History and Science Dinosaur fossil academic exchange(~2019)- the Republic of Kazakhstan National Museum, Margulan institute archaeology Academic exchange(~2027)
2015
- Mongolia National Center for Cultural Heritage, Ministry of Culture Architecture and safety disaster prevention academic exchange(~2023)
2014
- P.R.China College of Urban and Environmental Sciences, Peking University Academic exchange(~2022)
2012
- P.R.China Hebei Institute of Cultural Heritage and Archaeology Academic exchange(~2018)- P.R.China Henam Provincial Institute of Cultural Heritage and Archeology Academic exchange(~2022)
2010
- Uzbekistan National Research Institute of Cultural Heritage and Fine Arts Institute, Academy of Sciences of Uzbekistan Academic exchange(~2015) (Buddhist archaeological sites)
2009
- Japan Saitobaru Archeological Museum of Miyazaki Prefecture Academic exchange(~2013)- Mongolia Institute of Archaeology, Mongolian Academy of Science Academic exchange(~2028)
2007
- P.R.China Shaanxi Provincial Institute of Archaeology Academic exchange(~2024)- Vietnam Institute of Archaeology, Academy of Social Sciences Academic exchange(~2018)
2006
- RAS Institute of History, Archaeology and Ethnology of the Peoples of the Far-East, Far-Eastern Branch Academic research on cultural relics(~2021)
2005
- France Centre de Recherches sur la Conservation Des documents Graphiques(CRCDG) Academic exchange(~2008)- P.R.China China Academy of Cultural Heritgae, National Cultural Heritage Administration Research exchange(~2010)
2004
- Japan Chosun Culture Research Institute, Waseda University Joint research on ancient wooden tablets(~2007)- Japan Inter-University Research Institute Corporation National Museum of Japanese History Research exchange(~2021)
2003
- Japan Archaeological Institute of Kashihara, Nara prefecture Research exchange(~2028)
2000
- Japan Nara National Research Institute for Cultural Properties Joint research(~2028)
1999
- RAS Institute of Archaeology and Ethnology, Siberian Branch of Russian Academy of Sciences Academic research on cultural heritage(~2027)- P.R.China Institute of Archaeology, Chinese Academy of Social Sciences Research exchange(~2006)
1995
- Japan Tokyo National Research Institute for Cultural Properties Research exchange and joint research(~2016)
1986
- Japan Fukuoka Prefecture Research exchange(~2028)
