
Where aesthetics meets energy.
KI is what moves.
It's the energy that precedes the touch.
It's the beauty that already existed.
It's the time that respects detail.
A Clínica KI oferece os melhores tratamentos de lentes de contato dental, facetas de porcelana, clareamento dental, implantes dentários, harmonização orofacial e design do sorriso em Curitiba. Com Dr. Ronaldo Hirata, referência mundial em resinas compostas, e Dr. Cristian Higashi, você terá o sorriso perfeito que sempre sonhou. Localizada no Alto da XV, Curitiba, Paraná.
ki
vital energy
breath, spirit, air, atmosphere
bi
beauty
balance, naturalness, harmony
ma
space and silence
pause, time, contemplation
"Aesthetics doesn't begin with the tooth.
It begins with listening. With looking. With the energy of gesture."

Professor at NYU College of Dentistry. Coordinates postgraduate programs in Aesthetics and Restorative Dentistry in Brazil and acts as an international lecturer.


PhD with co-supervision at University of Porto. Professor of Dental Sculpture and instructor in postgraduate courses in Brazil and abroad.
KI is what you don't see, but feel.
It's the invisible breath that moves the visible.
It's the silent flow that shapes balance.
Excellence is not just in the names. It is in the philosophy we share.
At KI, in addition to doctors Ronaldo Hirata and Cristian Higashi, we have a team of specialists selected to work in different areas of aesthetic and functional dentistry.
Everyone rigorously follows the protocols developed by Hirata and Higashi, from planning to execution — ensuring a high standard of quality at every stage of care.
Treats problems related to changes in the oral cavity, face and its attachments in the office or in the hospital.
Rehabilitates functional and aesthetic problems through restorations with composite resins or dental ceramics.
Treats problems related to the temporomandibular joint (TMJ) and the effects of bruxism.
Treats problems related to the dental pulp (nerve) and surrounding tissues that can cause dental pain.
Replaces one or more missing teeth by installing dental implants.
Prevents, identifies and treats growth, development and maturation problems of the face and dental arches and ensures the occlusion and alignment of teeth.
Treats changes related to the supporting tissues of the teeth, with special focus on the gums and alveolar bone.
Rehabilitates aesthetics, phonetics and chewing function through fixed or removable dental prostheses.
Deals with the prevention and maintenance of oral health and the preservation of previously performed treatments.
Provides the aesthetic and functional balance of the face with the smile.
"Renowned professionals, impeccable service from the entire team. Attention to every detail, professionalism, quality. It truly is a privilege to be treated by the professionals at Ki Odontologia. We highly recommend them."
"Excellent professionals and service. Dr. Guilherme is a great professional."
"The best dental clinic I've ever known, up-to-date professionals and state-of-the-art equipment at a fair price!! Thanks to all the professionals for the excellent treatment received!!"
To care is to slow down. To serve is to contemplate.
The first meeting is dedicated to understanding your story, your desires and your unique needs.
Each plan is designed with attention to detail, respecting your individuality and expectations.
Technique meets art. Every procedure is performed with precision, care and presence.
The result transcends aesthetics. It is energy, confidence and beauty in balance.

Um espaço de ensino dentro da KI Clínica Conceito, idealizado por Ronaldo Hirata e Cristian Higashi, voltado ao desenvolvimento técnico, crítico e humano de profissionais que buscam excelência real.
A space where time slows down.
Where detail is everything.
Where aesthetics is flow, not formula.