Research

Dissertations

    Sakaguchi, K. (2007). Psychological and endocrinological factors associated with individual variation in sociosexuality. The University of Tokyo, Doctoral dissertation.

    Sakaguchi, K.(2004). Sexual approachability: from the view of behavioral traits and person perception. The University of Tokyo, Master thesis. [in Japanese]

    Sakaguchi, K.(2002). Sex differences in movement synchrony with a opposite-sex stranger. The University of Tokyo, Graduation thesis. [in Japanese]

Papers

  1. Sakaguchi, K., Sakai, Y., Ueda, K., & Hasegawa, T. (2007). Robust association between sociosexuality and self-monitoring in heterosexual and non-heterosexual Japanese. Personality and Individual Differences. 43(4):815-825.
  2. Sakaguchi, K., Oki, M., Honma, S., H, Uehara., & Hasegawa, T. (2007). The lower salivary testosterone levels among unmarried and married sexually active men. Journal of Ethology. 25(3):223-229.
  3. Sakaguchi, K., & Hasegawa, T. (2007). Personality correlates with the frequency of being targeted for unexpected advances by strangers. Journal of Applied Social Psychology. 37(5):948-968.
  4. Sakaguchi, K., Oki, M., Honma, S., & Hasegawa, T. (2006). Influence of relationship status and personality traits on salivary testosterone among Japanese men. Personality and Individual Differences. 41(6):1077-1087.
  5. Sakaguchi, K., & Hasegawa, T. (2006). Person perception through gait information and target choice for sexual advances: comparison of likely targets in experiments and real life. Journal of Nonverbal Behavior. 30(2):63-85.
  6. Takahashi, T., Sakaguchi, K., Oki, M., Honma, S., & Hasegawa, T. (2006). Testosterone levels and discounting delayed monetary gains and losses in male humans. NeuroEndocrinology Letters. 27(4):439-444.
  7. Takahashi, T., Sakaguchi, K., Oki, M. &Hasegawa, T. Sex hormonal modulation of hyperbolic discounting. NeuroPsychoEconomics. In press.
  8. Sakaguchi, K., & Hasegawa, T. (2005). Analysis of salivary testosterone by liquid chromatography-tandem mass spectrometry: correlation with serum bioavailable testosterone and aging. Rinsyo Byori. 53(5):388-394. [Article in Japanese]

Books in English

  1. Sakaguchi, K., Gudberg, K. J. & Hasegawa, T. (2005). Initial interpersonal attraction between mixed-sex dyad and movement synchrony. In: Anolli L, Duncan S, Magnusson M (Eds.), The Hidden Structure of Interaction: From Neurons to Culture Patterns. Amsterdam: IOS Press. p.108-120.

Conference presentations(peer-reviewed)

  1. Sakaguchi, K., Honma, S., & Hasegawa, T. (2007 May30 -June3). Fluctuation in Female Gonadal Hormones and Individual Differences in Reproductive Strategy. The 19th annual meeting of Human Behavior & Evolution Society. Williamsburg:VA. (Oral)
  2. Sakaguchi, K., Honma, S., & Hasegawa, T. (2007 June 21-24). Predictors of women’s aggression and masculine sexual inclinations: circulating gonadal hormone levels vs 2D:4D digit ratio. Society for Behavioral Neuroendocrinology 11 th Annual Meeting. Pacific Grove:CA.
  3. Sakaguchi, K., Sakai, Y., Ueda, K., & Hasegawa, T. (2006, June 7-11). The influence of sexual orientation and relationship context on feminine/masculine face preference. The 18th annual meeting of Human Behavior & Evolution Society. Philadelphia:PA.
  4. Sakaguchi, K., Sakai, Y., Ueda, K., & Hasegawa, T. (2006, June 7-11). Correlates of unrestricted sociosexuality across sex and sexual orientation. The 18th annual meeting of Human Behavior & Evolution Society. Philadelphia:PA. (Oral)
  5. Sakaguchi, K.,Oki, M., Hasegawa, T., & Honma, S.(2005, June). Behavioral traits and sleeping hours as well as relationship status affect evening testosterone levels. The 17th annual meeting of Human Behavior & Evolution Society. Austin:TX.
  6. Oki, M.,Sakaguchi, K., Hasegawa, T., & Honma, S.(2005, June). Hormonal bases of trait aggression, anger and BIS/BAS sensitivity among men. The 17th annual meeting of Human Behavior & Evolution Society. Austin:TX.
  7. Sakaguchi, K.,Oki, M., Hasegawa, T., & Honma, S.(2005, June). Influence of relationship status and personality traits associated with reproductive strategies on diurnal rhythm of testosterone and cortisol in Japanese men. The 9th annual meeting of Society for Behavioral Neuroendocrinology. Austin:TX.
  8. Oki, M.,Sakaguchi, K., Hasegawa, T., & Honma, S.(2005, June). Hormonal associations with trait aggression and anger among men: Effects of age, sample type and collection time. The 9th annual meeting of Society for Behavioral Neuroendocrinology. Austin:TX.
  9. Sakaguchi, K. & Hasegawa, T. (2004, July). Predictors of unexpected approaches by strangers: with impression ratings of a natural gait. The 16th annual meeting of Human Behavior & Evolution Society. Berlin: Germany.
  10. Sakaguchi, K., Hasegawa, T., & Jonsson, G.K. (2003, June). Reproductive risk faced by females and the control of movement synchrony. The 15th annual meeting of Human Behavior & Evolution Society in Lincoln:NK.
  11. Sakaguchi, K., Jonsson, G.K. & Hasegawa, T. (2002, Aug). Movement Synchrony at the Beginning of Interactions of Mixed-Sex Dyads: Males’ Initiation, Depending on Females’ Risk Perception. The 4th conference of Measuring Behavior in Amsterdam: Netherlands.