The reason can be that "in collectivistic cultures, modesty may override outward expressions of self-esteem".
Self-esteem mirrors a person's general subjective passionate assessment of his or her own particular worth. It is the choice made by a person as a disposition towards the self. A portion of the numerous reasons for low Self-esteem may include: Despondent youth where guardians or other noteworthy individuals, for example, educators were greatly critical, poor scholarly execution in school bringing about an absence of confidence etc.