Kyushu University Academic Staff Educational and Research Activities Database
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Ryoji Moroi Last modified date:2022.05.18

Assistant Professor / Department of Oral Rehabilitation
Oral Rehabilitation
Kyushu University Hospital

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Kyushu University Hospital .
Kyushu University, Faculty of Dental Science .
Academic Degree
Country of degree conferring institution (Overseas)
Field of Specialization
Prosthetic Dentistory
Total Priod of education and research career in the foreign country
Outline Activities
Research; photocatalyst for dental materials
Education; clinical instructor for 5th and 6th grade students
Research Interests
  • functions in maxillectomy patients
    keyword : Cancer-related therapy; Maxillectomy; Swallowing function; Tongue functions.
  • Bone resorption of jaw by mechanical stress
    keyword : Bone resorption , osteoclasts
  • Photocatalyst confers a self-cleaning ability on dental materials
    keyword : photocatalyst, TiO2, denture base material
Academic Activities
1. Yoichiro Ogino , Natsue Fujikawa , Sayuri Koga , Ryoji Moroi , Kiyoshi Koyano , A retrospective cross-sectional analysis of swallowing and tongue functions in maxillectomy patients, Support Care Cancer, 10.1007/s00520-021-06186-w, 2021.03.
2. Natsue Fujikawa , Yoichiro Ogino , Sayuri Koga , Machiko Ueno , Ryoji Moroi , Kiyoshi Koyano , Validation of masticatory function and related factors in maxillectomy patients based on the concept of "oral hypofunction": A retrospective cross-sectional study, J Prosthodont Res, 10.2186/jpr.JPR_D_20_00047, 2020.12.
3. Masayuki Uchimaru, Takako Sakai, Ryoji Moroi, Susumu Shiota, Yukie Shibata, Mikito Deguchi, Hidetaka Sakai, Yoshihisa Yamashita, Yoshihiro TERADA, Antimicrobial and antifungal effects of tissue conditioners containing a photocatalyst., Dental Materials Journal, 30, 5, 691-699, 2011.09.
4. Yali CHENG, Takako SAKAI, Ryoji MOROI, Masaharu NAKAGAWA, Hidetaka SAKAI, Tetsuro OGATA, Yoshihiro TERADA, Self-cleaning Ability of a Photocatalyst-containing Denture Base Material, Dental Material Journal, 27(2):179-186, 2008.04.
5. Kamolmatyakul S, Chen W, Yang S, Abe Y, Moroi R, Ashique AM, Li YP., IL-1alpha stimulates cathepsin K expression in osteoclasts via the tyrosine kinase-NF-kappaB pathway., J Dent Res., 83(10):791-6., 2004.10.
6. Moroi R., Yamaza T., Nishiura T., Nishimura Y., Terada Y., Abe K., Himeno M., Tanaka T., Immunocytochemical study of cathepsin L and rat salivary cystatin-3 in rat osteoclasts treated E-64, Arch oral Biol, Vol.42,No.4,pp.305-315, 1997.01.
7. Moroi R., Yamaza T., Ayukawa Y., Kiyoshima T., Ohsaki Y., Nishimura Y., Terada Y., Himeno M., Tanaka T., The changes in the immunocytochemical localization of cathepsin L and type I collagen in rat osteoclasts treated with E-64, Acta Histochem Cytochem, Vol.28,No.6,pp.523-531, 1995.01.
1. Stabirity of Antimicrobial and Antifungal Effects of Tissue Conditioners Containing the Photocatalyst.
2. Involvement of Calcium-ion Influx in Osteoclast Responses to Mechanical Stress.
Membership in Academic Society
  • Japanese Society for Bone and Mineral Research
  • Japanese Association for Oral Biology
  • Japan Prosthodontic Society
  • Japanese Society of Gerodontology
  • Japanese Academy of Maxillofacial Prosthetics
  • Japan Prosthodontic Society
Educational Activities
clinical instructor for 5th and 6th grade students
Other Educational Activities
  • 2022.05.
  • 2020.04.
  • 2020.09.
  • 2017.09.
  • 2015.02.
  • 2015.04.
  • 2015.09.
  • 2014.02.
  • 2014.09.
  • 2014.04.
  • 2013.04.
  • 2012.04.
  • 2011.04.
  • 2010.04.
  • 2010.09.
  • 2009.04, Clinical Instructor for resident.
  • 2009.09.
  • 2008.04.
  • 2007.04.
  • 2007.09.
  • 2006.04.
  • 2006.09.