| 1969 |
Detailed Investigation and Design of Asahan Hydroelectric Power Station Project (2.88) |
| 1970 |
Improvement Project of Power and Water Supply Facilities (0.27) |
| 1970 |
North Sumatra and Central Java Highway Rehabilitation Project (7.92) |
| 1971 |
North Sumatra and Central Java Highway Rehabilitation Project (7.20) |
| 1971 |
Ular River Flood Control Project (4.68) |
| 1971 |
Rehabilitation of River Dredgers Project (0.72) |
| 1972 |
Rehabilitation of Bus Transportation Project (0.59) |
| 1973 |
Improvement Project of Power and Water Supply Facilities (6.59) |
| 1973 |
Consulting Services for Isolated Diesel Power Plant and Distribution Network Project
/Sumatera Diesel Power Plants and Distribution Network Project (11.53) |
| 1973 |
Rehabilitation of Bus Transportation Project (10.13) |
| 1973 |
Liquefied Natural Gas Development Project in Arun
/Liquefied Natural Gas Development Project in Badak (560.00) |
| 1974 |
Sumatera Diesel Power Plants and Distribution Network Project (6.48) |
| 1974 |
Rehabilitation of Bus Transportation Project (1.72) |
| 1974 |
Lampung Roads and Bakauhuni.Merak Ferry Terminal Project (23.83) |
| 1975 |
Lampung Roads and Bakauhuni.Merak Ferry Terminal Project (94.87) |
| 1976 |
Asahan Hydroelectric and Aluminum Project (262.50) |
| 1976 |
Ferry Connection between Merak and Bakahuni Project (46.88) |
| 1978 |
Engineering Services on the Ular River Flood Control and Improvement Project (4.20) |
| 1978 |
Development of Medical Care and Hospital Facilities Equipment Supply (37.83) |
| 1978 |
Equipment Supply for Scattered Diesel Power Plants (32.00) |
| 1978 |
Hydroelectricity Division of the Asahan Hydroelectric and Aluminum Project (353.00) |
| 1979 |
Asean Urea Project (Indonesia) (330.00) |
| 1979 |
Equipment Supply for Scattered Diesel Power Plants and Distribution Network (52.68) |
| 1979 |
Equipment Supply for Local Roads Support Works (49.94) |
| 1980 |
Overall Ular River Improvement and Irrigation Project (81.40) |
| 1980 |
Asean Urea Project (Indonesia) (132.30) |
| 1982 |
Engineering Services for Asahan Hydroelectric Power Plant Project (19.84) |
| 1984 |
Bakauhuni-Merak Ferry Terminals Extension Project (22.00) |
| 1984 |
Equipment Supply for Scattered Diesel Power Plants (90.00) |
| 1985 |
Engineering Services for Renun Hydroelectric Power Project (9.10) |
| 1986 |
Engineering Services for Lower Asahan River Flood Control Project (6.28) |
| 1987 |
Local Road Development Project (II) (128.82) |
| 1988 |
Medical Equipment Rehabilitation Project (19.35) |
| 1988 |
Road Rehabilitation Project (295.38) |
| 1989 |
Road Rehabilitation Project (II) (210.40) |
| 1990 |
Local and Urban Road Development Project (167.72) |
| 1990 |
Telephone Outside Plant Maintenance Center Project (65.37) |
| 1991 |
Renun Hydroelectric Power and Associated Transmission Line Project (I) (54.60) |
| 1992 |
Engineering Services for Sipansihaporas Hydroelectric Power Project (8.20) |
| 1993 |
Renun Hydroelectric Power and Associated Transmission Line Project (II) (54.60) |
| 1993 |
Road Rehabilitation Project (III) (203.02) |
| 1993 |
Merak-Bakuheni Ferry Terminal Extension Project (II) (58.98) |
| 1994 |
Renun Hydroelectric Power and Associated Transmission Line Project (III) (54.79) |
| 1994 |
Telephone Outside Plant Maintenance Center (OPMC) Phase II Project (38.54) |
| 1995 |
Sipansihaporas Hydroelectric Power Plant Project (1) (29.78) |
| 1995 |
Twelve Provinces Bridge Replacement and Rehabilitation Project (141.41) |
| 1996 |
Local Road Development Project (III) (162.56) |
| 1997 |
Medan Flood Control Project (96.97) |
| 2000 |
Project Type Sector Loan for Water Resources Development (II) (186.76) |
| 2001 |
Water Resources Existing Facilities Rehabilitation and Capacity Improvement Project (146.96) |
| 2001 |
South Sumatra-West Java Gas Pipeline Project (490.88) |
| 2004 |
Engineering Services for Asahan No.3 Hydroelectric Power Plant Construction Project (8.64) |
| 2005 |
Asahan No.3 Hydroelectric Power Plant Construction Project (276.42) |
| 2006 |
North-West Sumatra Inter-connector Transmission Line Construction Project (161.19) |
| 1978 |
Cultural Grant Aid for the Supply of Laboratorial Equipment to University of North Sumatra (0.30) |
| 1980 |
Trial Plantation Training Center in Benakat, South Sumatra (1.00) |
| 1981 |
Chemical Industry Training and Development Center (17.30) |
| 1985 |
Project for Afforestation Machinery Provision (4.81) |
| 1986 |
Project for the Improvement of the Urban Fire Prevention and Fighting System (4.98) |
| 1989 |
Cultural Grant Aid for the Supply of Equipment for Language Laboratory to North-Sumatra University (0.46) |
| 1989 |
Project for the Improvement of the Equipment for the Strengthening of Animal Production and Health Institutions (5.44) |
| 1989 |
Project for the Improvement of Maintenance Equipment for the Telecommunication Facilities (2.00) |
| 1990 |
Project for the Improvement of the Equipment of Higher Education Development Support Project (Phase 1/2) (6.00) |
| 1990 |
Project for the Improvement of the Urban Fire Prevention and Fighting System (3.65) |
| 1991 |
Project for the Improvement of the Equipment of Higher Education Development Support Project (Phase 2/2) (8.64) |
| 1994 |
Project for Strengthening Provincial Laboratories for Food and Drug Quality Control (4.48) |
| 2000 |
Improvement of Forest Fire Equipment (3.09) |
| 2004 |
Non-Project Grant Aid (Programme for Efforts to Cope with the Damages Caused by the Large-Scale Earthquake off the Coast of Sumatra, Indonesia, and by the Indian Ocean Tsunami Disaster) (146.00) |
| 2004 |
Emergency Grant Aid (for Efforts to Cope with the Damages Caused by the Large-Scale Earthquake off the Coast of Sumatra, Indonesia, and by the Indian Ocean Tsunami Disaster) (1.65) |
| 2008 |
Project for Reconstructing Bridge in Nias Island (0.33) |