1. 1. Aihara H.; Japan Which Becomes a Character, Kodansya, Tokyo (2007).
2. 2. Eysenck H. J.; Personal Preferences, Aesthetic Sensitivity and Personality in Trained and Untrained Subjects, Journal of Personality, 40, pp.544-557(1972).
3. 3. Ito S.; Comparing Characteristics and Impressions of Local Mascots, Journal of Psychological Research of Tokyo Metropolitan University, 22, pp.21-30 (2012).
4. 4. Takahashi N. and Harada T.; Study on Relation between Character Design and Image Using Exaggeration Drawing, The 49th Conference of Japanese Society for the Science of Design, pp.198-199 (2002).
5. 5. Wang R.W.Y., Chou M.C., Yang T.H. and Hsu C.C.; Design of a Character's Negative Personality and Recognition of Facial Profile, Japanese Society for the Science of Design, 57, pp.1-10 (2011).