About us
A dentist that's easy to visit from the Otemachi, Takebashi and Jimbocho areas
About Hamille Tokyo Dental Office
Hamille Tokyo Dental Office is a dental clinic in Kanda-Nishikicho, Chiyoda-ku, Tokyo. It is a 3-minute walk from 大手町駅 C2b出口; a 1-minute walk from 竹橋駅 3b出口; and within walking distance of 神保町駅 A9出口, making it easy to reach for people working at nearby offices too.
- 大手町駅C2b出口, a 3-minute walk
- 竹橋駅3b exit, 1-minute walk
- 神保町駅A9 exit, walking distance
- Opening hoursOpen until 19:00 on weekdays
Clinic environment and services offered
The clinic offers fully private treatment rooms and welcomes consultations spanning insured to self-pay treatment. We advise on a plan suited to your oral condition, covering caries treatment, periodontal treatment, orthodontics, implants, whitening and wisdom tooth extraction.
- Private treatment rooms
- Diagnosis using dental CT, digital X-ray and an intraoral camera
- Accepting patients from the Otemachi, Takebashi and Jimbocho areas
- Same-day appointments and emergency consultations also available
Dentists and staff
Detailed profiles of the Director, Chairman and staff are gathered on a dedicated page. If you would like to check our treatment philosophy and career histories, please see the Doctors and Staff page.
A dental clinic in Otemachi | Hamille Tokyo Dental Office
Our dentists

DirectorYuri Mikoshiba
―A message to you
Hello, I am Yuri Mikoshiba, the director.
Thank you for visiting our website. We believe dental treatment is not just about “fixing what is wrong”, but about supporting your everyday life. Being able to smile, enjoy your food and live free from pain and worry — to make these everyday things even a little better, we care for every patient closely and attentively.
- Education
- Graduated from Nagano Prefectural Nagano High School
- Graduated from Nihon University School of Dentistry, Department of Dentistry
- Career
- The University of Tokyo Hospital, Faculty of Medicine — Oral and Maxillofacial Surgery and Orthodontics (clinical training)
- General dentistry
- Orthodontics
- Other
- Japan Professional Mahjong League member

ChairmanKosei Akasaki
―A commitment to treatment
“We are committed to introducing new treatments, so that neither we nor you have any regrets, and we hope to be a clinic this community can feel safe coming to and one that gives something back to the area!”
―A message to you
“People often say I’m easy to talk to. I hope that, alongside relaxed conversation, you can build real health, starting with your mouth!”
- Experience
- Studied in Canada, Australia and the United States
- Graduated from the School of Dentistry at the private Aichi Gakuin University
- Kanagawa Dental University Hospital, Dental Care Station
Clinical work at a dental clinic in Takadanobaba - Joined Hamille Dental Corporation, appointed director of the corporation and clinic director at Toranomon,
Appointed Head of Management Strategy - Opened Takada 88
- Memberships
- Japanese Society for Disability and Oral Health
- Japanese Society of Oral Implantology
- Handa City Care-Needs Certification Review Board
- Clinical training instructor certified by the Ministry of Health, Labour and Welfare
- Other
- Hobbies: “Listening to music and travelling abroad”
- Days off: “Mostly spent working,
using any free time to study for an MBA” - Special skills: “Languages (English and Chinese), DJing”

FounderTomohiko Akasaki
―A commitment to treatment
“I want to help everyone who is struggling!”
―A message to you
“We work hard to guide every member of staff, so that they can all put their care and skill into practice.”
- Experience
- 1984 — Graduated from the School of Dentistry, Aichi Gakuin University; Minami Dental Clinic
- 1991 — Founded Hamille Dental Clinic
- 1999 — Established Hamille Dental Corporation
- 2010 — Founded Doctor Ha Dental Clinic; the following year, founded Hamille Dental Clinic 2F
- 2016 — Founded Hamille Tokyo: the Otemachi and Toranomon clinics
- 2018 — Graduated from the Graduate School of Nagoya University of Commerce and Business (MBA)
- 2020 — Founded the Hamille Tokyo Ogawamachi clinic
- 2023 — Contributed to Konnichi no Chiryo Shishin 2023 (Today’s Guide to Treatment)
- Memberships
- Japanese Society for Disability and Oral Health
- Japanese Society of Oral Implantology
- Handa City Care-Needs Certification Review Board
- Clinical training instructor certified by the Ministry of Health, Labour and Welfare
- Other
- Hobbies: “Jazz piano and travelling abroad”
- Days off: “Seeing patients and yoga”
- Favourite motto: “For the world and for others”
A dental clinic in Otemachi | Hamille Tokyo Dental Office
Our clinic






A dental clinic in Otemachi | Hamille Tokyo Dental Office
Equipment
Dental chairs
Belmont / Osada
3 units (private treatment rooms)



Sterilizers
Autoclave / ultrasonic cleaner



CT and scanners
Panoramic X-ray machine / Dental X-ray machine / Intraoral CCD camera “EINSTEIN lumica”, 3 units




Other equipment
AED / Implant motor / Anaesthetic warmer
As a dental clinic in 大手町駅 C2b出口 3 min, 竹橋駅 3b出口 1 min, 神保町駅 A9出口 nearby, Hamille Tokyo Dental Office provides treatment for those who work and live in the Otemachi, Takebashi, Jimbocho and Kanda-Nishikicho area. It has three fully private treatment rooms and is open on weekdays until 7pm, with same-day appointments and emergency cases also accommodated.