Research Activity 2025
◇◆NEWS◆◇
2025/11/02 The lecture at the 25th Annual Meeting of the Japanese Society of Home Dentistry (Masanao Inokoshi)!
At the 25th Annual Meeting of the Japanese Society of Home Dentistry, Prof. Inokoshi gave a luncheon seminar titled “Potential of S-PRG Filler-Containing Dental Materials in a Super-Aged Society: Expectations for Their Application in Home Dental Care.”
2025/10/25 The lecture at the 44th Annual Meeting of the Japanese Society of Adhesive Dentistry (Masanao Inokoshi)!
At the 44th Annual Meeting of the Japanese Society of Adhesive Dentistry, held at Nihon University School of Dentistry, Prof. Inokoshi gave a lecture titled “Writing for Acceptance – English Manuscript Tips from the Eyes of a Reviewer.”
2025/10/15 The visit the University of Freiburg as part of a bilateral exchange program(Masanao Inokoshi)!
As part of a bilateral exchange program, Prof. Inokoshi visited the University of Freiburg! He participated in research meetings, conducted experiments, and gave a lecture at the departmental meeting.
2025/10/03 Session at the Science Tokyo–RWTH Workshop(Kyohei Okubo)
On October 3, 2025, we welcomed 13 researchers from RWTH Aachen University, specializing in a wide range of fields including robotics and medical sciences, to the Yushima Campus of Science Tokyo, where a joint workshop was held.
Associate Professor Kyohei Okubo from our department led a presentation session and a lab tour.
We look forward to developing future collaborative research!
Associate Professor Kyohei Okubo from our department led a presentation session and a lab tour.
We look forward to developing future collaborative research!
2025/09/02 Lecture at Mahidol University (Masanao Inokoshi)
On September 2, 2025, Prof. Masanao Inokoshi gave a lecture at Mahidol University (Thailand). The title of the presentation was “Innovations in Dental Materials: A Research and Clinical Perspectives on Ceramic Restorations.”
2025/09/01 Attended to the 29th Asian Academy of Prosthodontics Executive Council meeting (Masanao Inokoshi)
Prof. Masanao Inokoshi attended the 29th Asian Academy of Prosthodontics Executive Council Meeting, held in Bangkok, Thailand, on September 1, 2025, as the representative of the Japan Prosthodontic Society.
The lecture at the Science Tokyo Open Campus (Masanao Inokoshi)
On July 31, 2025, Prof. Masanao Inokoshi gave a talk at the Science Café during the Science Tokyo Open Campus. We sincerely thank everyone who attended the session.
We are pleased to announce that Yang Menghui and Qin Ziyang have been selected for the Science Tokyo SPRING (MD) initiative!
Yang Menghui, a graduate student in our department, and Qin Ziyang, who is being supervised by Dr. Inokoshi, have been selected for the Science Tokyo SPRING (MD) program.
This prestigious program provides recipients with research funding and a living allowance, with a highly competitive acceptance rate of just 30.0%.
Congratulations to both of them!
This prestigious program provides recipients with research funding and a living allowance, with a highly competitive acceptance rate of just 30.0%.
Congratulations to both of them!
Presented at the 2025 IADR/PER General Session & Exhibition (June 25–28, 2025)
Masanao Inokoshi delivered an oral presentation entitled “Reliability of surface-treated speed-sintered yttria-stabilized dental zirconia” at the 2025 IADR/PER General Session & Exhibition held from June 25 to 28, 2025. He also served as a session chair during the meeting.
In addition, graduate students specializing in the Department of Gerodontology and Oral Rehabilitation under his supervision—Ms. Akiho Sunami, Mr. Bohua Wang, and Ms. Risa Iwase—presented posters at the same conference.
In addition, graduate students specializing in the Department of Gerodontology and Oral Rehabilitation under his supervision—Ms. Akiho Sunami, Mr. Bohua Wang, and Ms. Risa Iwase—presented posters at the same conference.
Prof. Inokoshi gave a lecture at the Yokohama Midori Ward Dental Association.
Masaoki Inokoshi gave a lecture titled "Comprehensive Overview of Adhesive Techniques for Esthetic Prostheses" at the academic seminar organized by the Yokohama Midori Ward Dental Association.
Received the Best Reviewer Award from the Japanese Society for Dental Materials and Devices!
At the 83rd Annual Academic Meeting of the Japanese Society for Dental Materials and Devices (JSDMD), Professor Masanao Inokoshi received the Best Reviewer Award. This award is presented to individuals who have made significant contributions to the editing and publication of the official journal of the JSDMD.
Participation in the 83rd Annual Academic Meeting of the Japanese Society for Dental Materials and Devices
Professor Masanao Inokoshi participated in the 83rd General Session of the Japanese Society for Dental Materials and Devices (JSDMD) together with Dr. Kerstin Rabel from the University of Freiburg and Drs. Okkar Kyaw, a graduate student from the Department of Gerodontology and Oral Rehabilitation. Drs. Kyaw gave an oral presentation at the meeting.
Dr. Kerstin Rabel and Dr. Jörg Lüchtenborg from the University of Freiburg have visited Japan and our Oral Science Center.
We are pleased to announce that our Department has been selected for a bilateral exchange program and will conduct a two-year joint research project with the University of Freiburg in Germany.
As part of our research collaboration, Dr. Kerstin Rabel and Dr. Jörg Lüchtenborg from the University of Freiburg have visited Japan and our Oral Science Center to discuss and coordinate the research activities. We look forward to a fruitful and productive partnership over the coming two years.
As part of our research collaboration, Dr. Kerstin Rabel and Dr. Jörg Lüchtenborg from the University of Freiburg have visited Japan and our Oral Science Center to discuss and coordinate the research activities. We look forward to a fruitful and productive partnership over the coming two years.
Publications
1. Wongwiwat N, Suputtamongkol K, Inokoshi M, Pongprueksa P. Influence of ceramic thickness and cementation strategy on long-term fracture load of glass-ceramics bonded to dentin. J Prosthodont Res. 2025.06
2. Inokoshi M, Onuma H, Tonprasong W, Okkar Kyaw, Khanlar LN, Nakai H, Wang B, Xu K, Yoshihara K. Comprehensive experimental protocols for characterization of dental zirconia ceramics. J Stomatol Soc Jpn. 2025.07; 92 (2-3):
3. Xu K, Inokoshi M, Yoshihara K, Kakehata M, Yashiro H, Takahashi R, Yamamoto M, Kamijo S, Ikeda M, Minakuchi S. Bonding efficacy of highly translucent zirconia and lithium disilicate glass ceramics after femtosecond laser irradiation. J Prosthodont Res. 2025.08; 69 (3): 436-446.
4. Kikuta M, Inokoshi M, Takahashi R, Yamamoto M, Onuma H, Yoshihara K, Kanazawa M. Influence of bioactive, inorganic, and organic fillers on basic properties of 4-META/MMA-TBB resin as restorative materials for root caries. J Adhes Dent. 2025.10.
5. Thein Soe, Sunami A, Okkar Kyaw, Hatano K, Kanazawa M, Inokoshi M. Bioactivity and potential applications of surface pre-reacted glass-ionomer (S-PRG) filler-containing dental materials for geriatric oral health: A scoping review. Jpn Dent Sci Rev. 2025.11.
2. Inokoshi M, Onuma H, Tonprasong W, Okkar Kyaw, Khanlar LN, Nakai H, Wang B, Xu K, Yoshihara K. Comprehensive experimental protocols for characterization of dental zirconia ceramics. J Stomatol Soc Jpn. 2025.07; 92 (2-3):
3. Xu K, Inokoshi M, Yoshihara K, Kakehata M, Yashiro H, Takahashi R, Yamamoto M, Kamijo S, Ikeda M, Minakuchi S. Bonding efficacy of highly translucent zirconia and lithium disilicate glass ceramics after femtosecond laser irradiation. J Prosthodont Res. 2025.08; 69 (3): 436-446.
4. Kikuta M, Inokoshi M, Takahashi R, Yamamoto M, Onuma H, Yoshihara K, Kanazawa M. Influence of bioactive, inorganic, and organic fillers on basic properties of 4-META/MMA-TBB resin as restorative materials for root caries. J Adhes Dent. 2025.10.
5. Thein Soe, Sunami A, Okkar Kyaw, Hatano K, Kanazawa M, Inokoshi M. Bioactivity and potential applications of surface pre-reacted glass-ionomer (S-PRG) filler-containing dental materials for geriatric oral health: A scoping review. Jpn Dent Sci Rev. 2025.11.
Conference Presentations and Lectures
1. Okkar Kyaw, Inokoshi M, Yamaguchi S, Kanazawa M. Influence of nesting position on the fracture load of multilayered resin-bonded fixed dental prosthesis: an in silico analysis. The 83rd General Session of the Japanese Society for Dental Materials and Devices (JSDMD) 2025.04.20 Nagoya
2. Okkar Kyaw, Inokoshi M, Yamaguchi S, Kanazawa M. In silico analysis of resin-bonded fixed dental prostheses fabricated by strength-gradient multilayered zirconia. The 134th Annual Meeting of the Japan Prosthodontic Society 2025.05.18 hybrid (web, Nagasaki)
3. Inokoshi M, Xu K, Wang B, Liu H. Reliability of surface-treated speed-sintered yttria-stabilized dental zirconia. 2025 IADR/PER General Session & Exhibition 2025.06.26 Barcelona
4. Iwase R, Inokoshi M, Xu K, Ikeda M, Kanazawa M. Effect of sandblasting pressure on bonding to machinable fully-sintered zirconia. 2025 IADR/PER General Session & Exhibition 2025.06.26 Barcelona
5. Wang B, Lin P, Katagiri S, Ohsugi Y, Kanazawa M, Inokoshi M. Additively manufactured zirconia with micro-grooved surface topography controls osteoblast alignment. 2025 IADR/PER General Session & Exhibition 2025.06.27 Barcelona
6. Sunami A, Inokoshi M, Tamura M, Hatano K, Kanazawa M. Antimicrobial effect of hard relining material containing S-PRG filler. 2025 IADR/PER General Session & Exhibition 2025.06.28 Barcelona
7. Inokoshi M. Innovations in Dental Materials: A Research and Clinical Perspectives on Ceramic Restorations. Lecture at Mahidol University, Faculty of Dentistry 2025.09.02 Bangkok
8. Inokoshi M. Cutting-edge developments in zirconia and lithium disilicate glass ceramics. The 25th Scientific Meeting of the Japanese Association for Dental Science 2025.10 hybrid (web, Yokohama)
2. Okkar Kyaw, Inokoshi M, Yamaguchi S, Kanazawa M. In silico analysis of resin-bonded fixed dental prostheses fabricated by strength-gradient multilayered zirconia. The 134th Annual Meeting of the Japan Prosthodontic Society 2025.05.18 hybrid (web, Nagasaki)
3. Inokoshi M, Xu K, Wang B, Liu H. Reliability of surface-treated speed-sintered yttria-stabilized dental zirconia. 2025 IADR/PER General Session & Exhibition 2025.06.26 Barcelona
4. Iwase R, Inokoshi M, Xu K, Ikeda M, Kanazawa M. Effect of sandblasting pressure on bonding to machinable fully-sintered zirconia. 2025 IADR/PER General Session & Exhibition 2025.06.26 Barcelona
5. Wang B, Lin P, Katagiri S, Ohsugi Y, Kanazawa M, Inokoshi M. Additively manufactured zirconia with micro-grooved surface topography controls osteoblast alignment. 2025 IADR/PER General Session & Exhibition 2025.06.27 Barcelona
6. Sunami A, Inokoshi M, Tamura M, Hatano K, Kanazawa M. Antimicrobial effect of hard relining material containing S-PRG filler. 2025 IADR/PER General Session & Exhibition 2025.06.28 Barcelona
7. Inokoshi M. Innovations in Dental Materials: A Research and Clinical Perspectives on Ceramic Restorations. Lecture at Mahidol University, Faculty of Dentistry 2025.09.02 Bangkok
8. Inokoshi M. Cutting-edge developments in zirconia and lithium disilicate glass ceramics. The 25th Scientific Meeting of the Japanese Association for Dental Science 2025.10 hybrid (web, Yokohama)