| 2004 | Flood Control Project Implementation System for Principal Rivers | | Nationwide | JICA | | | O |
| 1977-1978 | Pasig-Potrero Flood Control and Sabo Planning | | Luzon | JICA | O | | |
| 1977-1980 | Flood Forecasting and Warning System in the Cagayan, Agno and Bicol River Basins | | Luzon | JICA, Government | O | O | O |
| 1977-1985 | Mangahan Floodway Project | | Luzon | Government | | O | |
| 1979-1980 | Redesign of Rosario Weir | | Metro Manila | Government | | O | |
| 1979-1992 | Flood Forecasting and Warning System for Dam Operation | | Luzon | Government | O | O | O |
| 1981-1993 | An Effective Flood Control Operation System Including Telemeter and Flood Warning System in the Pasig-Marikina-Laguna Lake Complex | | Metro Manila | Government | O | O | O |
| 1988-1990 | Flood Control and Drainage in Metro Manila | | Metro Manila | JICA | O | | |
| 1989-1991 | Agno River Basin Flood Control | | Luzon | JICA | O | | |
| 1989-1994 | Retrieval of Flood-prone Areas in Metro Manila | | Metro Manila | JICA | O | O | O |
| 1990-1991 | Ilog-Hilabangan River Basin Flood Control | | Visayas | JICA | O | | |
| 1991-1993 | North Laguna Lakeshore Urgent Flood Control and Drainage | | Luzon | Government | | O | |
| 1993-1995 | Flood Control for Rivers in the Selected Urban Centers | | Nationwide (Selected Areas) | JICA | O | | |
| 1996-1998 | Sabo and Flood Control in the Laoag River Basin | | Luzon | JICA | O | | |
| 1996-2001 | Flood Mitigation in Ormoc City | | Mindanao | JICA, Government | | O | |
| 1997 | Metro Manila Flood Control Project - West of Mangahan Floodway | | Metro Manila | Government | | O | |
| 1999-2002 | Rehabilitation of the Flood Control Operation and Warning System of Metro Manila | | Metro Manila | JICA, Government | | O | |
| 1999-2009 | Iloilo Flood Control Project |  | Visayas | Government | | O | O |
| 2000-2007 | Pasig-Marikina River Improvement Project |  | Metro Manila | JBIC, Government | | O | O |
| 2000-2009 | KAMANAVA Area Flood Control and Drainage System Improvement Project | | Metro Manila | Government | | O | O |
| 2004-2005 | Short-Term Expert: Formulation of Construction Supervision Manual | | Nationwide | JICA | | | O |
| 2006-2007 | Rehabilitation/Enhancement of Ormoc Flood Mitigation Structures |  | Visayas | Government | | O | |
| 2006-2008 | The Nationwide Flood Risk Assessment and The Flood Mitigation Plan for the Selected Areas | | Nationwide | JICA | O | | |
| 2007-2013 | Pasig-Marikina River Channel Improvement Project (Phase II) |  | Metro Manila | JICA | | O | |
| 2007-2009 | Comprehensive Flood Mitigation for Cavite Lowland Area | | Luzon | JICA | O | | |
| 2007-2008 | Project Formulation Study on Program for the Disaster Prevention (Disaster Risk Reduction and Disaster Risk Management) | | Nationwide | JICA | O | | |
| 2008-2011 | Project for Flood Management Disaster Mitigation in Camiguin Island | | Mindanao | JICA, Government | | O | |
| 2009 | Rio Tuba Tailing Dam Construction and Machinery Supervision | | Luzon | Mitsui Sumimoto | | O | O |
| 2009-2010 | Study on Sector Loan for Disaster Risk Management | | Nationwide | JICA | | | O |
| 2010-2011 | Mindanao River Flood Control Project (Part 1) | | Mindanao | JICA | | | O |
| 2010-2011 | Pasig-Marikina River Channel Improvement Project (Phase III) | | Metro Manila | JICA | O | | |
| 2011-2012 | Master Plan for Flood Risk Management in Metro Manila and Surrounding Areas |  | Metro Manila | WB | O | | |
| 2012-2015 | Disaster Risk Reduction and Management (DRRM) Capacity Enhancement Project | | Nationwide | JICA | | | O |
| 2012-2013 | The Preparatory Survey for Flood Risk Management Project for Cagayan De Oro River | | Mindanao | JICA | O | | |
| 2012-2013 | Pasig-Marikina River Channel Improvement Project (Phase III) |  | Metro Manila | JICA | | O | |
| 2014- | The Project on Rehabilitation and Recovery from Typhoon Yolanda in the Republic of the Philippines | | Visayas | JICA | O | | |
| 2013-2018 | Pasig-Marikina River Channel Improvement Project Phase III, SA#1: Upper Marikina River Channel Improvement Works |  | Luzon | JICA | | O | |
| 2014- | The Programme for Rehabilitation and Recovery from Typhoon Yolanda | | Visayas | JICA | | O | |
| 2015-2017 | Industrial Area (Cavite Province) Flood Management Project | | Luzon | JICA | | | O |
| 2015- | Data Collection Survey on Drainage System in Metro Manila | | Metro Manila | JICA | | | O |
| 2013 - 2016 | The Consulting Engineering Services for the Asistance to Procurement of Civil Works and Construction Supervision of the JICA-Assisted Pasig-Marikina River |  | Metro Manila | JICA | | | O |
| 2015 - 2017 | Data Collection Survey for Strategy Development of Disaster Risk Reduction and Management Sector | | Nationwide | JICA | | | O |
| 2017 - | Special Assistance for Project Sustainability for the Laoag River Basin Flood Control and Sabo Project | | Luzon | JICA | | | O |
| 2014 - | The Detailed Engineering Design of the Flood Risk Management (FRIMP) for Cagayan River, Tagoloan River and Imus River |  | Nationwide (Selected Areas) | JICA | | O | |