Komori, M. and Nittono, H.: Influence of Age-Independent Facial Traits on Adult Judgments of Cuteness and Infantility of a Child's Face, Procedia, Vol.97, No.6, pp.285-291 (2013).
Nittono, H. : The Two-layer Model of "Kawaii": A Behavioural Science Framework for Understanding Kawaii and Cuteness, East Asian Journal of Popular Culture.(印刷中,2016).