Invisalign® - Clear Aligner system for orthodontic tooth correction manufactured by Align Technologies 

OrthoPulse – A device that uses low levels of light energy to stimulate the bone surrounding the roots of your teeth and facilitate tooth movement which reduces treatment time for braces or clear aligners.


• Studies of Dentistry at the University of Showa (Tokyo-JAPAN). 

• Postgraduate student in Orthodontics at the University of Showa, Department of Orthodontics Professional

Private practice as a specialist in orthodontics in Tokyo (Shinjuku and Hongo) since 2007 with Dr. Dan, Dr. Kumagai, Dr. Watanabe, Dr. Seko and Dr. Sugawara. 

American Academy of Cosmetic Orthodontics Asian Chapter president. 

Speaker in Australia, Austria, Brazil, France, Germany, Hong Kong, Indonesia, Italy, Japan, Korea, Mexico, Poland, Spain, Switzerland, Taiwan, Thailand and the United States.

President of JAPAN Academy of Aligner Orthodontics.

DSD/Aligner Key Opinion Leader 

Biolux Research Key Opinion Leader

International Lectures

Dr. Ojima has held numerous international lectures including:

2018: AAO (American Association of Orthodontists) Speaker
2018 EAS(European Aligner Society) Speaker
2017 JAAO(Japan Academy of Aligner Orthodontics) Speaker and President
2017 San Paulo DSD with Aligner Seminar
2017 San Paulo Align Technology Seminar
2017 Czech Republic (Prague) 2Days Seminar
2017 TOD(Turkish Orthodontics Society) Keynote Speaker and one day course
2017 Munster-Germany CMD Congress Speaker
2017 SEDA(Spanish Aligners Society) Speaker
2017 EOS(European Orthodontics Society) SATELLITE SYMPOSIUM Speaker
2017 IOA(Iranian Orthodontics Academy) Speaker
2017 AMO (Association of Mexican Orthodontics) Speaker
2016 Asia Pacific Orthodontics Congress Speaker
2016 Seoul National university orthodontics department Ojima’s one day lecture
2016 SFOPA (France Association Aligner Orthodontics) Speaker
2016 Indonesia Esthetics dental conference Speaker
2016 Taiwan Association of Aligner Orthodontics Keynote Speaker, and one day course. 2016 EAS (European Aligner Society) Speaker
2016 1st K-IDT Congress in Seoul National University, Speaker
2016 SIDO (Italian Orthodontics Society) Speaker
2016 DGAO (Germany Association of Aligner Orthodontics) Speaker
2015 JAAO (Japan Academy of Aligner Orthodontic) Keynote Speaker and President 2015 TAAO (Taiwan Association of Aligner Orthodontics) Keynote Speaker
2015 SGAO (Swiss Gesellschaft für Aligner Orthodontie)Speaker
2014 DGAO (Deutsche Gesellschaft für Aligner Orthodontie) Speaker

2014 JAAO (Japan Academy of Aligner Orthodontics) Keynote Speaker
2014 SIDO (Italian Society of Orthodontics) Best Oral Presentation Award 

2014 SIDO (Italian Society of Orthodontics) Best Oral Presentation Award