“…Due to the shifting role of English language teaching (ELT) from EFL into English as a lingua franca (ELF) and the raising awareness of the importance of culture, it is unsurprising that there have been a large number of investigations discussing the position of English in various cultural conditions in language textbook (Kusumaningputri & Widodo, 2018;Setyono & Widodo, 2019;Shin et al, 2011;Song, 2013;Tajeddin & Teimournezhad, 2015;Weninger & Kiss, 2013;Yuen, 2011). Despite its potential limitations such as containing inauthentic language, distorting content, or deskilling teachers (Richards, 2001), language textbooks are still undoubtedly crucial in the process of both teaching and learning (Ndura, 2004;Song, 2013).…”