“…Current literature was found scattered over several different domains, including industry [12], property management [13], [14], education/vocational training [15], [16], museum/exhibition [17], [18] and entertainment/recreation [19]- [22]. We also found that the most adopted VR type was head-mounted devices [14], [15], [21], followed by handheld devices [17], [18] and immersive virtual environments [16], [22]. For example, [17] proposed a stethoscope-like hand-held mediation device, by which users can view VR contents through a monocular attached to the device; while in [22], a tent-shape projection screen was used to create an immersive virtual environment.…”