The International Conference Research Collaboration 2023 (ICRC) aimed to promote cooperation and collaboration between The University of Kitakyushu and other universities, specifically in Indonesia and Malaysia. This conference marked the third event in a series, with the first held at Airlangga University on March 5, 2018, and the second conducted online on April 25-27, 2021. During the conference, the consortium presented and published the research findings of 147 articles in the areas of environmental management, education, and technology. Moreover, it provided an opportunity for The University of Kitakyushu to engage with community members and academics interested in research within these fields.ICRC 2023 extended an invitation to scholars and researchers to actively participate and contribute their knowledge and experiences to promote understanding and progress in environmental and sustainability matters within their respective countries. The conference provided a hybrid format, allowing participants to choose between attending in person or joining online. It aimed to foster innovation and exploration within the overarching theme of “Development of Science and Technology for Solving Environmental Problems.” The conference focused on several specific subtopics, which include:1. Water and Wastewater Treatment and Recycling2. Environmental Education3. Energy Management and Air Pollution Control4. Environmental Culture and Conservation5. Environmental Health and Sciences6. Waste Management and Treatment7. Soil and Urban EnvironmentThis year, The University of Kitakyushu, Japan, hosted the third ICRC from June 2-3, 2023, featuring a hybrid conference format, followed by a workshop and training session in Kitakyushu, Japan, from June 4-6, 2023. There were 46 participants joining the on-site conference during the first and second day while the rest, around 265 participants from 78 universities and institutions around the world joining the conference virtually. Almost all the plenary speakers were attending the virtual session on the first day, while half of the invited speakers, which also coming from the Japanese industries and practitioners were joining onsite. Zoom was used as the meeting platform for the online participants.We have chosen 40 excellent manuscripts to be published in the Earth and Environmental Science IOP Proceedings. We would like to extend our sincere appreciation to the conference chairwoman, esteemed keynote speaker, reviewers, parallel session moderators, and all the participants. We would also like to express our gratitude to IOP for publishing our conference proceedings. It is our hope that readers will find valuable information and knowledge within our proceedings. We apologize for any errors identified during the conference or within the published papers.Scientific Steering Committee of ICRC 2023List of Organizing Committee, Scientific Committee are available in this pdf.