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Project Assistant Professor

Contact information
Email: nhitora(at)
Mailing address: Graduate School of Pharmaceutical Sciences, Kumamoto University, 5-1 Oehonmachi, Chuo-ku, Kumamoto 862-0973, JAPAN
Phone: +81-96-371-4738

Research interests
– Neural mechanisms of learning and memory
– Appetitive and aversive information coding in the brain


  • Kanai M, Kamiizawa R, Hitora-Imamura N, Minami M. Exposure to hot and cold environments activates neurons projecting from the paraventricular thalamic nucleus to brain regions related to approach and avoidance behaviors. J Therm Biol. 2022, 103:103157.
  • Suzuki H, Otsuka T, Hitora-Imamura N, Ikeda H, Fukuda H, Shuto S, Deyama S, Minami M. Resolvin E1 attenuates chronic pain-induced depression-like behavior in mice: Possible involvement of chemerin receptor ChemR23. Biol. Pharm. Bull. 2021, 44(10):1548-1550..
  • Suzuki H, Hitora-Imamura N, Deyama S, Minami M. Resolvin D2 attenuates chronic pain–induced depression-like behavior in mice. Neuropsychopharmacol Rep. 2021, 41(3):426-429.
  • Nomura H, Mizuta H, Norimoto H, Masuda F, Miura Y, Kubo A, Kojima H, Ashizuka A, Matsukawa N, Baraki Z, Hitora-Imamura N, Nakayama D, Ishikawa T, Okada M, Orita K, Saito R, Yamauchi N, Sano Y, Kusuhara H, Minami M, Takahashi H, Ikegaya Y. Central Histamine Boosts Perirhinal Cortex Activity and Restores Forgotten Object Memories. Biol Psychiatry. 2019, 86(3):230-239.
  • Okamoto K, Hitora-Imamura N, Hioki H, Ikegaya Y. GABAergic malfunction in the anterior cingulate cortex underlying maternal immune activation-induced social deficits. J Neuroimmunol. 2018, 321: 92-96.
  • 野村洋、人羅(今村)菜津子、不安障害に関わる神経回路、分子精神医学、2018, 18(2):88-93. ISBN: 978-4-86550-330-2
  • Deyama S, Shimoda K, Suzuki H, Ishikawa Y, Ishimura K, Fukuda H, Hitora-Imamura N, Ide S, Satoh M, Kaneda K, Shuto S, Minami M. Resolvin E1/E2 ameliorate lipopolysaccharide-induced depression-like behaviors via ChemR23. Psychopharmacology. 2018, 235(1):329-336.
  • Poirier GL, Hitora-Imamura N, Sandi C. Emergence in extinction of enhanced and persistent responding to ambiguous aversive cues is associated with high MAOA activity in the prelimbic cortex. Neurobiol Stress. 2016, 31;5:1-7.
  • Hitora-Imamura N, Miura Y, Teshirogi C, Ikegaya Y, Matsuki N, Nomura H. Prefrontal dopamine regulates fear reinstatement through the downregulation of extinction circuits. eLife 2015; 4.
  • Nomura H, Hara K, Abe R, Hitora-Imamura N, Nakayama R, Sasaki T, Matsuki N, Ikegaya Y. Memory formation and retrieval of neuronal silencing in the auditory cortex. Proc. Natl. Acad. Sci. U. S. A.2015; 112:9740-9744.
  • Nonaka A, Toyoda T, Miura Y, Hitora-Imamura N, Naka M, Eguchi M, Yamaguchi S, Ikegaya Y, Matsuki N, Nomura H. Synaptic plasticity associated with a memory engram in the basolateral amygdala. J Neurosci. 2014; 34:9305-9309.
  • Poirier GL, Imamura N, Zanoletti O, Sandi C. Social deficits induced by peripubertal stress in rats are reversed by resveratrol. J Psychiatr Res. 2014; 57:157-164.
  • Shen H, Igarashi H, Imamura N, Matsuki N, Nomura H. N-methyl-D-aspartate receptors and protein synthesis are necessary for reinstatement of conditioned fear. Neuro Report 2013; 24:763-767.
  • Nomura H, Nonaka A, Imamura N, Hashikawa K, Matsuki N. Memory coding in plastic neuronal subpopulations within the amygdala. Neuroimage 2012; 60:153-161.
  • Imamura N, Nonaka A, Yamamoto H, Matsuki N, Nomura H. Experience-dependent Homer1a expression in excitatory and inhibitory neurons. Neuro Report 2011; 22:353-357.

2021.7 – Current: Project Assistant Professor, Graduate School of Pharmaceutical Sciences, Kumamoto University
2015.5 – 2021.6:  Assistant professor, Faculty of Pharmaceutical Sciences, Hokkaido University
2016.9 – 2017.3: Research scholar, The Picower Institute for Learning and Memory, Massachusetts Institute of Technology (USA)
2015.4: Project Researcher, Faculty of Pharmaceutical Sciences, The University of Tokyo
2012.4 – 2015.3: JSPS Research Fellow (DC1), Faculty of Pharmaceutical Sciences, The University of Tokyo