In present-day Japan, the word kawaii prevails in every scene, including fashion, advertisements, and product designs. The word and the phenomenon have often been regarded as a representative of Japanese pop culture (Botz-Bornstein, 2011;Kinsella, 1995;Okazaki & Johnson, 2013;Yomota, 2006). Because various stimuli are expressed as kawaii, it is difficult to define what kawaii is in general. The word is often translated into English as cute. However, the two words seem to differ in nuance. Specifically, cuteness has been regarded as synonymous with infant physical attractiveness (Hildebrandt, 1983;Karraker & Stern, 1990), whereas kawaii is used more widely referring to broader categories of stimuli that do not necessarily have infantile features. Because the word and the culture of kawaii are getting known in the world and because more and more researchers are involved in the research on cuteness and use the term kawaii in their articles (e.g.