“…Although mental health measurement scales are crucial in evaluating intervention effectiveness, the utilization of biometric devices for real-time feedback, as demonstrated by Kadoya et al, remains a unique and promising approach [ 1 , 2 ]. Studies in various fields, such as driving, confirm the efficacy of biometric devices in objectively detecting emotions and their association with performance and behavior [ 32 , 33 , 34 , 35 , 36 , 37 , 38 ]. However, applying emotional feedback as a tool for behavioral modification within employee settings remains an understudied area that warrants further investigation.…”