The 1st Congress of World Society of Lingual Orthodontics(New York)
Title："New technology of the Level Anchorage Lingual System in Japan"
The 7th Congress of Europiann Society of Lingual Orthodontics(Venice)
Special Lecture and Chairman Lecture
Title："KAIZEN(improvement) of Bio-technology in the Lingual Practice"
"ALDO CARANO AWARD" Best Lecture
The 65th Annual Meeting of the Japanese Orthodontics Society（Sapporo）
"The cephalometric study of Lingual and labial multi-bracket appliances Part 3 - Conperison between full-lingual with half-lingual-"
"3 dimentional diagnosis in the lingual multi-bracket system"
The 22nd meeting of Japanese Society of Pediatric Dentistry Chushikoku Branch
Table Clinic Special Lecture
"The early orthodontic treatment and differential diagnosis"