The Trappistine Monastery Chapel of Our Lady of Angels, completed in 2001, represents a contemporary approach to sacred architecture in Hakodate, Hokkaido. Designed by the Kouyama Hisao Architectural Research Institute, this modest yet spiritually resonant structure serves as a place of worship and contemplation for the monastic community. The chapel exemplifies thoughtful architectural integration within its natural landscape, combining modern design principles with the serene traditions of Trappist monastic life. Its completion marks an important addition to Hokkaido's diverse religious architectural heritage, offering visitors and architecture enthusiasts insight into contemporary Japanese approaches to ecclesiastical design.