WASCON 2026
Fukuoka

WASCON (The International Conference on the Environmental and Technical Implications of Construction with Alternative Materials)

Theme of WASCON 2026

"Building a circular, sustainable society through construction with alternative materials and digital transformation"

About WASCON

WASCON (The International Conference on the Environmental and Technical Implications of Construction with Alternative Materials) has been held approximately every three years since 1991. It provides a forum for exchange of ideas and current research nationally and internationally on the use of waste, industrial by-products and other recycled materials in construction. For past WASCON Conference, please see https://iscowa.net/conferences/.

Topics

[1 September 2025]
Conference Schedule
May 18 Check-in
May 19 Conference 1st day, Welcome party
May 20 Conference 2nd day
May 21 Technical visit
[18 July 2025]
The abstract submission system will be temporarily closed from July 18, 2025, 09:00 Japan Standard Time (JST) for a few days due to system maintenance. The system will be available no later than July 21, 2025, 24:00 JST.
[24 June 2025]
The submission of presentation titles and abstracts (up to 300 words) opened on July 14.

Organized by

ISCOWA        Kyushu University

Key Dates

Early-bird registration start: 16 September 2025
Abstract (up to 300 words) submission deadline: 31 October 2025
Extended abstract （2 to 4 pages） submission deadline: 2 February 2026
Early-bird registration deadline: 16 February 2026
Registration deadline for presenters: 16 February 2026
Ordinary registration start: 17 February 2026
Registration deadline for general participants: 16 March 2026
Conference Check-in: 18 May 2026
Conference: 19-20 May 2026
Technical visit: 21 May 2026
Conference Schedule : May 18 Check-in
May 19 Conference 1st day, Welcome party
May 20 Conference 2nd day
May 21 Technical visit

Venue

ACROS Fukuoka

https://www.acros.or.jp/english/

ACROS Fukuoka

Committee

Organizing Committee

Name Organization
Takayuki Shimaoka Kyushu University, Kyushu Environmental Evaluation Association
Annika Sormunen GRK / ISCOWA
Hirofumi Nakayama Kyushu University
John Heynen Netherlands Enterprise Agency (RVO) / ISCOWA
Eva Cifrian University of Cantabria / ISCOWA
Colin Hills University of Greenwich / ISCOWA
Theodore Hanein University of Leeds / ISCOWA
Katrin Schollbach Eindhoven University of Technology / ISCOWA
Marjo Koivulahti Ramboll / ISCOWA
Priyadharshini Perumal University of Oulu / ISCOWA
Patricia Kio University of Florida / ISCOWA
Nimisha Tripathi University of Greenwich / ISCOWA
Carlo Vandecasteele Katholieke Universiteit Leuven / ISCOWA
Teppei Komiya Kyushu University
Amirhomayoun SAFFARZADEH Flysense LCC
Yasutaka SAGAWA Kyushu University
Masahiro OSAKO National Institute for Environmental Studies
Hirofumi SAKANAKURA National Institute for Environmental Studies
Kenichi SATO Fukuoka University
Masaki TAKAOKA Kyoto University
Fumitake TAKAHASHI Institute of Science Tokyo
Takuro FUJIKAWA Fukuoka University
Satoshi MIZUTANI Osaka Metropolitan University
Kentaro MIYAWAKI Meisei University

Scientific Committee

Name Organization
Annika Sormunen GRK / ISCOWA
John Heynen Netherlands Enterprise Agency (RVO) / ISCOWA
Eva Cifrian University of Cantabria / ISCOWA
Colin Hills University of Greenwich / ISCOWA
Theodore Hanein University of Leeds / ISCOWA
Katrin Schollbach Eindhoven University of Technology / ISCOWA
Marjo Koivulahti Ramboll / ISCOWA
Priyadharshini Perumal University of Oulu / ISCOWA
Patricia Kio University of Florida / ISCOWA
Hans Goumans ISCOWA Honorary Chairman / ISCOWA
Carlo Vandecasteele Katholieke Universiteit Leuven / ISCOWA
Nimisha Tripathi University of Greenwich / ISCOWA
Marian Langevoort TAUW BV
Chris Cheeseman Imperial College London
Ole Hjelmar Danish Waste Solutions
Julia Stegemann University College London
Hans van der Sloot Van der Sloot Consultancy
Margareta Wahlström VTT
Sze-dai Pang National University of Singapore
Kim-hung Mo University of Malaya
Giulia Costa University of Rome Tor Vergata
Jiri Hyks Danish Waste Solutions ApS
Paula Carey Carbon8 Systems Limited
Josep Ma. Chimenos Ribera University of Barcelona
Karin Karlfeldt Chalmers University of Technology
Rogier van de Weijer Blue Phoenix Group
Chi-Sun Poon The Hong Kong Polytechnic University
Kolawole Olonade University of Lagos, Nigeria
Tuan Nguyen The University of Melbourne
Masahiro OSAKO National Institute for Environmental Studies
Teppei KOMIYA Kyushu University
Hirofumi SAKANAKURA National Institute for Environmental Studies
Yasutaka SAGAWA Kyushu University
Kenichi SATO Fukuoka University
Amirhomayoun SAFFARZADEH Flysense LCC
Takayuki SHIMAOKA Kyushu University, Kyushu Environmental Evaluation Association
Masaki TAKAOKA Kyoto University
Fumitake TAKAHASHI Institute of Science Tokyo
Hirofumi NAKAYAMA Kyushu University
Takuro FUJIKAWA Fukuoka University
Satoshi MIZUTANI Osaka Metropolitan University
Kentaro MIYAWAKI Meisei University

Abstract Submission

Abstract Submission

Abstracts should be submitted via the online abstract submission system.

≫ Please click here
- Abstract Submission-

Abstract submission template - Download here(Word)
(word limits: 300 words)

Theme of WASCON 2026

"Building a circular, sustainable society through construction with alternative materials and digital transformation"

List of Topics

Category 1:
Waste Types		 Category 2:
Recycling Processes		 Category 3:
Applications		 Category 4:
Environmental Issues
  • Construction and demolition waste
  • Incineration bottom ash
  • Incineration fly ash
  • Mining and tailings waste
  • Dredged river/marine sediments
  • Steel slag
  • Waste asphalt
  • Waste glass
  • Others
  • Decarbonization
  • Mechanical sorting
  • Chemical processing
  • Biological treatment
  • Others
  • Road construction (e.g., pavements, structural layers)
  • Building blocks
  • Cement replacement
  • Alkali-activated materials
  • (Construction) material banks (for second use)
  • Others
  • Contaminant leaching and environmental impact
  • Life cycle assessment (LCA)
  • Resource circularity/design for circularity
  • Transboundary environmental assessment
  • Sustainability
  • Digital transformation (DX)
  • Others

Please prepare your submissions by the deadline. For more details, please visit: Important Dates.

With the submission of abstracts, the authors oblige themselves to participate and present their papers at the conference once the submissions are accepted. At least one author of each abstract has to register and pay the registration fee before the deadline to warrant the inclusion of the paper in the conference program.

Review process: All abstracts will undergo a review process by the scientific committee.

Extended abstract submission (optional)

Authors are invited to submit an extended abstract after the acceptance of the abstract. The extended abstract will be published in E-conference proceedings.

Extended abstract submission template - Download here(Word)
(page limit: 2 to 4 pages)

Special issue

Selected high quality abstracts will be invited to submit full papers to the Special Issue of Journal of Material Cycles and Waste Management (springer). The details of the special issues will be available in due course.

Registration

Participation fee

Type Regular ISCOWA member Full-time or PhD student
Early-bird registration
(By 16 February 2026)		 100,000 JPY
(600 Euro)		 80,000 JPY
(500 Euro)		 50,000 JPY
(300 Euro)
Registration
(6 February 2026 to 16 March 2026)		 120,000 JPY
(700 Euro)		 100,000 JPY
(600 Euro)		 70,000 JPY
(400 Euro)

Registration

Registration system is under construction.

FORM

REGISTER HERE

≫ Register Here　
*Registration will open in mid-August

Program

To be announced in late January 2026.

Access

To Fukuoka

https://www.welcome-fukuoka.or.jp/english/convention/fukuoka/access

Fukuoka is the sixth-largest city in Japan, which is located in Kyushu Island, South-West Japan. As Fukuoka faces Hakata Bay and is the closest point among Japan’s main islands to Asian mainland, Fukuoka has long been the gateway to Asian countries and a center of international trade since ancient times. We can access to the central of Fukuoka from Fukuoka International Airport with 5 min. You can meet amazing nature, city, tradition, culture, foods and others in Fukuoka and its suburbs.

Location of Fukuoka

Location of Fukuoka

International flights (examples)

Examples of international flights to Fukuoka

Domestic transportation (airlines and shinkansen)

Domestic transportation (airlines and shinkansen)

Access to ACROS Fukuoka

https://www.acros.or.jp/english/access/

ACROS Fukuoka is located in the center of Fukuoka City, and near Fukuoka City Hall.
The nearest station is “Tenjin” Station on Fukuoka City Subway Kuko (Airport) Line.
The access from Fukuoka Airport to ACROS Fukuoka is as follows.

 

Fukuoka Airport International Terminal Building → Fukuoka Airport Domestic Terminal BuildingApproximately 10-15 minutes by Inter-Terminal Shuttle Bus
https://www.fukuoka-airport.jp/en/access/bus2.html

Fukuoka Airport Domestic Terminal Building → Fukuoka Airport StationMove to B1F of the Domestic Terminal Building
https://www.fukuoka-airport.jp/en/access/subway.html

Fukuoka Airport Station → Tenjin StationApproximately 11 minutes by Fukuoka City Subway Kuko (Airport) Line
https://www.fukuoka-airport.jp/en/access/subway.html

Tenjin Station → ACROS FukuokaApproximately 5 minutes on foot.
From Tenjin Station gate, go to Exit 16 through the underground passage, then you can arrive at B2F of ACROS Fukuoka.
https://www.acros.or.jp/english/access/

Accommodation

Accommodation information will be available in mid August.

Sponsorship

Under construction.