- 08.10.14 Joint Statement between Japan and the Republic of Poland on co-operation in the implementation of JI and GIS under the Kyoto Protocol [PDF]
- 08.09.22 Memorandum between Japan and the Czech Republic on co-operation in the implementation of JI and GIS under the Kyoto Protocol [PDF]
- 08.07.14 Memorandum between Japan and Ukraine on co-operation in the implementation of JI and GIS under the Kyoto Protocol [PDF]
- 07.12.18 Memorandum between Japan and the Republic of Hungary on co-operation in the implementation of JI and GIS under the Kyoto Protocol [PDF]
- 05.12.20 Signing of the Memorandum on Cooperation between Japan and the Republic of Bulgaria on the Kyoto Mechanisms under the Kyoto Protocol
- 05.06.01 Signing of the Statement of Intent on Cooperation between Japan and Romania on the Kyoto Mechanisms
