The scope of the ITC Fukuoka 2023 covers all areas of science and technology regarding tribology, including well-established areas, developing areas and new interdisciplinary areas emerging with the development of related fields. The slogan "Reunite, Invigorate, Create an Inspiring Future" expresses our strong desire to provide stimulating opportunities for our tribology colleagues to meet and exchange new ideas and developments, to energize tribology, and to discuss the future global directions of tribology.