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International Workshop on Urban Water Reuse

Date: January 10, 2012
Venue: International Conference Room, Kitakyushu International Conference Center

Organized by:
- Ministry of Land, Infrastructure, Transport and Tourism (MLIT)
- City of Kitakyushu
- Kyoto Universitiy Global COE Program “Global Center for Education and Research on Human Security Engineering for Asian Megacities”
- Kyoto University CREST Program - Development and Evaluation of Water Reuse Technologies for the Establishment of 21st century type Water Circulation System

Number of attendants: about 150

Report 194-1     Report 194-2


In the Asian countries of the remarkable economic growth, it is the big issue to address the massive increase in demand for water in urban area. In such a situation, a policy to promote actions such as the international standardization of Japan’s technology, planning is proposed in the growth strategy in our country. As the part, the discussion of a standard for the reclaimed water in urban area is carried out under the Japanese initiative in the northeast Asian standard cooperation forum consisting of Japan, China and Korea.
The purpose of the international workshop is to exchange information about the status of water reuse of each country and the research trend of the advanced technology and to exchange opinions about the policy of future international standardization, gathering the expert and the people in charge of the organization of three countries.


At the beginning of workshop, Mr. TAKASHIMA Eijiro, director for Watershed Management of Ministry of Land, Infrastructure, Transportation and Tourism (MLIT) and Mr. KITAHASHI Kenji, Mayor of Kitakyushu city addressed the opening remarks on behalf of the organizer. In their speech, the significance and expectation to the result of workshop were expressed.
In the beginning of keynote speech session, Prof. TANAKA Hiroaki of Kyoto University made a presentation about urban water use in consideration of water safety management. Secondly, Prof. HU Hong-Ying of Tsinghua University gave a lecture titled water reproduction in China and the use - standard and water quality management. From Prof. LEE Sangho of KOOKMIN University, there was a lecture about membrane technology for wastewater reclamation: current and future perspectives.
A panel discussion session followed. In the beginning of the session, there was a report about the trend of international standardization for wastewater reuse and present status of wastewater reclamation in Japan from Mr. TAKASHIMA Eijiro of MLIT. In addition, there was a report about the water reuse from Fukuoka city, and the overview of “water plaza” was introduced from city of Kitakyushu. In this session, it was discussed about the target quality of reclaimed water, the importance of the management system standard for the reclaimed wastewater reuse and so on. Through this workshop, participants were able to deepen the understanding about the need of the cooperation of three countries in the field of water reuse and its international standardization.
On January 11, "International meeting for Reclaimed Wastewater Use in Urban Area” (RWUUA) was held by the committee members. The members visited “Water plaza” in Kitakyushu on January 12.