“…Scholars (e.g., De Vries and Go, 2017;Lin et al, 2022) have been emphasizing the significant role of restaurants' internal and external environment in shaping customers' authenticity perception as it often reflects the business culture. However, little empirical support is available on the association between the restaurant's external environment (e.g., external façade and signage) and customers' authenticity perception of restaurants (Magnini et al, 2011;Song and Kim, 2022), and the dominant literature focuses on the internal environment, such as food, décor, music, and staff ethnicity (Mohamed et al, 2020;Richards, 2021;Song et al, 2019;Yang et al, 2022).…”