The history of humans and ships goes far back in time, but opportunities to come in contact with history that involves ships are extremely limited. In 2017, the Japan Society of Naval Architects and Ocean Engineers, on the occasion of the 120th anniversary of its founding, launched a project to recognize and publicize those ships and related objects that have played important roles in shipping and other maritime fields as “Ship Heritage.” This article discusses the significance of the project and introduces the 32 Ship Heritages recognized as of 2020.