Ministry of Land, Infrastructure, Transport and Tourism is pursuing a variety of initiatives to contribute to improving the global water environment.
As part of this effort, in cooperation with the Ministry of the Environment, and together with Asian countries and international organizations, we launched the Asia Wastewater Management Partnership (AWaP) for achievement of SDGs ※1.
AwaP aims at mainstreaming the wastewater management※2, by Raising Awareness on Wastewater Management, promoting Monitoring of Wastewater Management and supporting to Resolve Common Challenges.
※1 SDGs:
Abbreviation of Sustainable Development Goals. International goals for 2016-2030. 17 goals and 169 targets are set, targets 6.3 aim to "halving the proportion of untreated wastewater."
※2 Mainstreaming wastewater management:
In order to increase the investment in wastewater facilities and develop legislation, to place wastewater management as a priority policy issue.
◆ Partner countries: Bangladesh, Cambodia, Indonesia, Myanmar, the Philippines, Thailand, Vietnam and Japan
(Seven countries are in alphabetical order excluding Japan)
◆ Supporting Organizations: Japan International Cooperation Agency (JICA), United Nations Economic and Social Commission for Asia and the Pacific (UNESCAP),
◆Expert Organizations: Japan Sewage Works Agency(JS), Japan Sanitation Consortium (JSC)
◆ Partner Network: Water Environment Partnership in Asia (WEPA)
◆ Secretariat: Ministry of Land, Infrastructure, Transport and Tourism of Japan, Ministry of the Environment
◆ AWaP Implementation Guidelines (PDF: 0.1MB)
The 4th General Meeting of Asia Wastewater Management Partnership (AWaP)
The Asia Wastewater Management Partnership (AWaP) was established in 2018 with the aim of contributing to the achievement of SDG Target 6.3, halving amount of untreated wastewater by 2030, by promoting collaborative efforts to address common challenges among partner countries.
The Ministry of Land, Infrastructure, Transport and Tourism (MLIT) of Japan, the Ministry of the Environment (MOE) of Japan and the Ministry of Public Works and Transport of Cambodia jointly convened the 4th General Meeting of AWaP in Phnom Penh, Cambodia, which was the first General Meeting ever held outside Japan.
During the Meeting, partner countries shared their activities from 2023 to 2025 based on the common challenges adopted the policy approaches were adopted on two themes: “Mainstreaming Wastewater Management and Finance” and “Optimum Wastewater Treatment Systems” and updated the 2nd Work Plan.
It was also confirmed that the 6th Operations Committee will be held in Tokyo in 2026, and the 5th General Meeting will be held in Indonesia in 2027.
■ Date :Tuesday, November 18th, 2025
■ Time : 1:00 PM - 5:00 PM(Local Time)
■ Venue :Raffles Hotel Le Royal, Phnom Penh, Cambodia
■ Organizers : MLIT of Japan, MOE of Japan, and Ministry of Public Works and Transport of Cambodia
■ Chair : Dr. Taku Fujiwara, Professor, Department of Global Ecology, Graduate School of Global Environmental Studies, Kyoto University
■ Moderator :Dr. Pierre Flamand, Japan Sanitation Consortium
■ Language : English
■ Participants
● Partner Countries
・Bangladesh :Ministry of Local Government, Rural Development and Co-operatives, and Chattogram Water Supply and Sewerage Authority
・Cambodia : Ministry of Public Works and Transport
・Indonesia : Ministry of Public Works and Housing
・Philippines : Department of Public Works and Highways
・Vietnam : Ministry of Construction
・Japan : MLIT, MOE, Embassy of Japan in Cambodia, Japan Internatinonal Cooperation Agency (JICA), and Kitakyushu City
● Supporting Organizations
・Japan Sewage Works Agency
・Japan Sanitation Consortium
<List of Participants>
■ Agenda
TIME
(ICT) |
ACTIVITY |
13:00
-13:20 |
Opening Remarks
Mr. Hidenori Matsubara, Assistant Vice-Minister for Water Supply and Sewerage, MLIT of Japan
H.E. Ros Vanna, Secretary of State, Ministry of Public Works and Transport of Cambodia
Purpose of the Meeting
Dr. Taku Fujiwara, Professor of Kyoto University
The Concept and Purpose of AWaP
Mr. Fumiaki Hasegawa, Director for Overseas Projects of Water Supply and Sewerage, MLIT of Japan |
13:20
-14:20 |
Session 1. Report on AWaP Activities
・Philippines : Ms. Erlynrose Mari S. Nazareno, Department of Public Works
・Indonesia : Dr. Sandi Eko Bramono, Ministry of Public Works
・Vietnam : Mr. Pham Ngoc Chinh, Ministry of Construction
・Bangladesh : Mr. Muhammad Nurul Amin, Chattogram Water Supply and Sewerage Authority
・Japan :Mr. Yuta Takeda, Chief Official for International Planning, MLIT
Mr. Shinya Fujii, JICA Expert dispatched from Kitakyushu City
・Cambodia :H.E. Chao Sopheak Phibal, Ministry of Public Works and Transport |
14:35
-16:40 |
Session 2. Determining Policy Based on AWaP 2nd Work Plan
(1) Activities based on 2nd Work Plan:Mr. Fumiaki Hasegawa, MLIT of Japan
(2) Setting and sharing AWaP Policy for mainstreaming wastewater management and finance.
:Mr. Fumiaki Hasegawa, MLIT of Japan and
Mr. Shuichiro Nakayama, Chief Official, Office for Promotion of Johkasou, MOE of Japan
(3) Setting and sharing AWaP Policy for optimum wastewater treatment systems
:Mr. Fumiaki Hasegawa, MLIT of Japan
(4) Collection of technologies and case studies by each country
:Mr. Yuta Takeda, MLIT of Japan
(5) Update of the 2nd Work Plan and Future schedule
:Mr. Fumiaki Hasegawa, MLIT of Japan |
16:40
-17:00 |
Chair's Summary
Dr. Taku Fujiwara
Closing Remarks
Mr. Shuichiro Nakayama, MOE |
| 17:00 |
Group Photo |
<Chair's Summary of the 4th General Meeting of AWaP>
<AWaP Policy Approaches>
<Updated 2nd Work Plan>
<Complete set of materials for the 4th General Meeting>
Group Photo

Dr. Taku Fujiwara (Chairperson)
Professor of Kyoto University |

Mr. Hidenori Matsubara
MLIT of Japan |

H.E. Ros Vanna
Ministry of Public Works and Transport of Cambodia |

Dr. Pierre Flamand (Moderator)
Japan Sanitation Consortium |

Mr. Fumiaki Hasegawa
MLIT of Japan |

Ms. Erlynrose Mari S. Nazareno
Department of Public Works of Philippines |

Dr. Sandhi Eko Bramono
Ministry of Public Works of Indonesia |

Mr. Pham Ngoc Chinh
Ministry of Construction of Vietnam |

Mr. Muhammad Nurul Amin
Chattogram Water Supply and Sewerage Authority (Bangladesh) |

Mr. Yuta Takeda
MLIT of Japan |

Mr. Shinya Fujii
JICA Expert dispatched from Kitakyushu City
(Japan) |

H.E. Chao S. Phibal
Ministry of Public Works and Transport of Cambodia |

Mr. Shuichiro Nakayama
MOE of Japan |

The discussion in Session 2 |

The discussion in Session 2 |

The discussion in Session 2 |
< History of establishment>
July 2016 “Conference on Watershed Management for Controlling Municipal Wastewater in South East Asia”
(Venue: Port Messe Nagoya Event Hall 2 (Japan))
December 2017 “Preparation Workshop on the Asia Wastewater Management Partnership (AWaP)”
(Venue: Meria Yangon (Myanmar))
July 2018 “The First General Meeting of the Asia Wastewater Management Partnership (AWaP)”
(Venue: Kitakyushu International Conference Center (Japan))
July 2018 “The Inaugural Symposium ofAsia Wastewater ManagementPartnership (AWaP)”
(Venue: Kitakyushu International Conference Center (Japan))
August 2021 “The 2nd General Meeting of the Asia Wastewater Management Partnership (AWaP)”
( Format: Held online)
August 2021 “Asia Wastewater Management Partnership (AWaP) Technical Seminar”
( Format: Held online)
August 2023 ”The 3rd General Meeting of the Asia Wastewater Management Partnership(AWaP)”
(Venue: Sapporo Dome (Japan))
August 2023 ”Joint Event for the 3rd General Meeting of Asia Wastewater Management Partnership(AWaP)”
(Venue: Sapporo Dome (Japan))