School of Medicine - Clinical MedicineNeurosurgery




The Department of Neurosurgery was founded by Doctor Satoru Kadoya (professor emeritus) in 1974 who is one of the pioneers of spine surgery in Japan. From 1999, Professor Iizuka took over as chairman, and has continued with clinical work, student education and research guidance.
This department is a certified spine surgery education program institute, and operates on many spine related diseases conducted by Professor Iizuka. Also working in the department are licensed certified stroke doctors (2), cancer treating doctors (4), neuro-endoscope doctors (2), and neuro-intervention doctor (1). The doctors in this department are providing treatment in whole neurosurgical fields including spine disease, brain tumor, cerebrovascular lesions, head trauma, and congenital anomalies.

Contact Information

TEL: 076-218-8174 +81-76-218-8174 / FAX: 076-286-1702 +81-76-286-1702 / Email:


Professor and Chair

  • IIZUKA Hideaki 飯塚


  • HAYASHI Yasuhiko

Senior Assistant Professor

  • OKAMOTO Kazuya
  • SIRAGA Syunsuke

Assistant Professor

  • TAMASE Akira
  • TSUKADA Tsuyoshi

Clinical Fellow

  • TAKATA Sho

Research Achievements

Research Activities

  • O.Tachibana, Y.Sasagawa, H.Shojima, K.Torigoe, S.Shiraga, K.Okamoto, T.Akai, A.nakagawa, D.Koya, S.Nakada, N.Kurose, T.Nojima, Y.Hayashi, M.Nakada, H.Iizuka: Analysis of hybrid-staged operative efficacy for giant pituitary adenoma, Folia Endocrinologica Japonica, 92:57-59, 2016
  • T.Tsukada, E.Simamura, H.Shimada, T.Arai, N.Higashi, T.Akai, H.Iizuka, T.Hatta : The suppression of maternal-fetal leukemia inhibitory factor signal relay pathway by maternal immune activation impairs brain development in mice, PLoS One, 10:e0129011-e0129011, 2015
  • S.Shiraga, T.Akai, H.Takata, H.Iizuka: Possible cerebral infarction due to multiple segmental cerebral vasospasms after carotid artery stenting: A case report, No Shinkei Geka, 43:1081-1089, 2015
  • S.Shiraga, T.Akai, H.Takata, K.Okamoto, H.Iizuka:
    Investigation into the treatment outcome and problems of neck clipping and coil embolization for ruptured cerebral aneurysms, Japanese Journal of Stroke, 37:1-6, 2015

External Research Funding

  • Tachibana O. 2010~2012 The Japanese Grant-in-Aid for Scientific Research (C).
    Contribution of the inflammatory cytokines and aquaporines in the progression of symptomatic Rathke’s cyst.