- Complete Resolution of a Case of Calcific Tendinitis of the Longus Colli with Conservative Treatment
- Fumitake Tezuka, Toshinori Sakai, Ryo Miyagi, Yoichiro Takata, Kosaku Higashino, Shinsuke Katoh, Koichi Sairyo, Natsuo Yasui
- Asian Spine J. 2014;8(5):675-679. Published online October 18, 2014
- MRI Changes of the Spinal Subdural Space after Lumbar Spine Surgeries: Report of Two Cases
- Toshinori Sakai, Koichi Sairyo, Nitin N. Bhatia, Ryo Miyagi, Tatsuya Tamura, Shinsuke Katoh, Natsuo Yasui
- Asian Spine J. 2011;5(4):262-266. Published online November 28, 2011
- Hemorrhagic Facet Cyst in the Lumbar Spine Causing Contralateral Leg Symptoms: A Case Report
- Risa Utsunomiya, Toshinori Sakai, Keizo Wada, Koichi Sairyo, Hirofumi Kosaka, Shinsuke Katoh, Natsuo Yasui
- Asian Spine J. 2011;5(3):196-200. Published online August 12, 2011
- Vertebral Lateral Notch as Optimal Entry Point for Lateral Mass Screwing Using Modified Roy-Camille Technique
- Norio Yamamoto, Hirofumi Kosaka, Kosaku Higashino, Masatoshi Morimoto, Kazuta Yamashita, Fumitake Tezuka, Fumio Hayashi, Yoichiro Takata, Toshinori Sakai, Akihiro Nagamachi, Koichi Sairyo
- Asian Spine J. 2018;12(2):272-276. Published online April 16, 2018
- Radiation Exposure to the Hand of a Spinal Interventionalist during Fluoroscopically Guided Procedures
- Kazuta Yamashita, Hisanori Ikuma, Takuya Tokashiki, Takashi Maehara, Akihiro Nagamachi, Yoichiro Takata, Toshinori Sakai, Kosaku Higashino, Koichi Sairyo
- Asian Spine J. 2017;11(1):75-81. Published online February 17, 2017
- Vacuum Phenomenon of the Sacroiliac Joint: Correlation with Sacropelvic Morphology
- Yoichiro Takata, Kosaku Higashino, Masatoshi Morimoto, Toshinori Sakai, Kazuta Yamashita, Mitusnobu Abe, Akihiro Nagamachi, Koichi Sairyo
- Asian Spine J. 2016;10(4):762-766. Published online August 16, 2016
- Compression Myelopathy due to Proliferative Changes around C2 Pars Defects without Instability
- Tetsuya Kimura, Toshinori Sakai, Fumitake Tezuka, Mitsunobu Abe, Kazuta Yamashita, Yoichiro Takata, Kosaku Higashino, Koichi Sairyo
- Asian Spine J. 2016;10(3):565-569. Published online June 16, 2016