*Nozomi Tanaka¹, Kazuma Nakazawa¹, Masahiro Ryu¹, Takayuki Ueda¹ (1. Department of Removable Prosthodontics and Gerodontology)

*Makoto Matsugishi¹, Ayane Aiko², Naoki Kodama³, Haruki Shoga⁴, Yukinori Maruo³, Yosuke Manda¹, Yuki Tanaka¹, Hikaru Sugimoto¹, Miho Kuwahara-Kadoya¹, Keitaro Mori³, Keisuke Kitagawa³, Tomoka Ichikawa-Kato¹, Tetsuya Hara¹ (1. Department of Occlusal and Oral Functional Rehabilitation, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, 2. Wada Precision Casting Laboratory, 3. Department of Prosthodontics, Division of Dentistry, Okayama University Hospital, 4. Division of Dental Laboratory, Medical Support Facilities, Okayama University Hospital)

*Kodama Asuka¹, Murashima Naomiti¹, Nogawa Toshihumi¹, Takayama Yoshiyuki¹, Fujii Kunihiro², Yoshimoto Ryuichi², Yokoyama Atsuro¹ (1. Oral Functional Prosthodontics, Department of Oral Functional Science, Faculty of Dental Medicine, Hokkaido University, 2. Research & Development Department, Shofu Inc.)