From 30 July to 4 August 2023 took place the 26th edition of ICCT in Osaka, Japan. The objective of this conference is to disseminate novel research findings and engage in conversations about their scientific significance within the realm of Chemical Thermodynamics. This foundational scientific discipline employs thermodynamic principles to study material properties and chemical transformations. Two of our team members, Prof. João Coutinho and Dr. Filipe Sosa, were present in the conference.