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Patient Safety
Japan, Japan

Incisional hernia Treatment in Omotesando HELENE CLINIC

1 accreditation
hospital certificates of quality

About the clinic

Omotesando HELENE Clinic is a regenerative medicine center in Tokyo, Japan. It specializes in autologous mesenchymal stem cell (MSC) and exosome-based therapies. The clinic opened in 2014 and treats adults across 19 departments. Its in-house Cell Processing Center meets ISO Class 5 cleanroom standards. The lab uses AI image analytics and barcode management for cell traceability.

In 2017, it became the world's first stem cell clinic to receive GCR certification. The clinic also holds ISO 9001 certification for quality management. It won the Quality Choice Prize in the Diamond category from the ESQR. Its 24 doctors take part in international research on MSC safety. Medical interpreters support patients in 13 languages, including English, Chinese, and French.

Highlights

2014 Year of foundation
25 doctors

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hospital accreditation of quality

ISO 9001:2015 Quality management systems certificate for Omotesando HELENE CLINIC
ISO 9001:2015 Quality management systems
, ISO 9001:2015 Quality management systems certificate for Omotesando HELENE CLINIC

Omotesando HELENE CLINIC: more details about the clinic

Japan, Japan

Omotesando HELENE Clinic is a private regenerative medicine facility in Tokyo's Omotesando district. Established in 2014, it operates from a single building dedicated to advanced cellular therapies. The clinic specializes in autologous adipose-derived mesenchymal stem cells (MSCs) and exosome-based treatments.

Accreditations and International Recognition

The clinic holds several quality credentials that validate its clinical and laboratory standards. It maintains ISO 9001 certification for quality management. In June 2017, the facility became the first stem cell clinic worldwide to receive GCR (Global Clinic Rating) certification.

The European Society for Quality Research has recognized the clinic with multiple awards:

  • Quality Choice Prize 2025 in the Diamond category
  • Quality Achievements Award 2024

The clinic has published peer-reviewed research on the safety of high-dose intravenous MSC administration. MEDTECH Outlook APAC named it a Top Regenerative Medicine Solution Provider in 2025.

Specialized Stem Cell Therapies

The medical team focuses on autologous therapies, which use a patient's own cells to support healing. Physicians conduct detailed evaluations using medical history and in-house blood tests before starting any protocol. Each patient receives a dossier with certified laboratory reports for every procedure.

Specialists offer targeted treatments for several indications:

  • MSC therapy for osteoarthritis and cartilage repair
  • MSC-derived exosome treatments (cell-free therapy)
  • Intravenous MSC administration for diabetic nephropathy
  • NK cell therapy for immune support
  • Subcutaneous MSC administration for facial treatments

The rehabilitation department supports stroke recovery. Protocols address motor impairments, cognitive issues, and autonomic nervous system disorders. The team provides guidance for both the acute phase and long-term recovery after hospital discharge.

In-House Cell Processing Center

The clinic operates the Omotesando Cell Culture Lab, a dedicated Cell Processing Center (CPC). This facility manages the entire cellular workflow – from collection and storage to cultivation and testing. The lab meets standards equivalent to Good Manufacturing Practice (GMP).

Safety protocols include several technical safeguards:

  • ISO Class 5 clean-bench operations for sterile conditions
  • HEPA filtration and UV sterilization to prevent contamination
  • Barcode management for full sample traceability
  • Virus testing performed immediately upon cell receipt

Stem cell quantification follows a multi-stage verification workflow. Staff confirm cell count and viability at least twice using ZEISS Axio Vert.A1 microscopy. Proprietary AI image analytics then assess cell activity before preparation.

Services for International Patients

Omotesando HELENE Clinic treats international patients through a specialized multilingual team. Medical interpreters help with consultations and coordination. The team supports over 10 languages, including English, Chinese, French, Korean, and Vietnamese.

Patients can access online pre-consultations before traveling to Japan. These sessions let physicians review medical records and discuss treatment options remotely. After treatment, patients rest in a dedicated recovery area. Staff provide home-care instructions and emergency guidance before discharge.

Additional services
Language assistance
Available
free
Accommodation
Hotel (apartments) near the clinic, billed daily

Patient reviews

image Google 0
10 Google reviews

Quynh Nguyen

Jun 25, 2026
A friend had stem cell therapy at Omotesando HELENE Clinic. Thanks to the doctors, they say their osteoarthritis of the knee—something they had been struggling with for five years—has improved, and now they have absolutely no pain. I truly appreciate it. Thank you very much.

ms suns

Jun 8, 2026
I’m interested in regenerative medicine, so I received counseling at Omotesando Hélène Clinic. They explained the professional information in an easy-to-understand way, and it was extremely helpful. The staff were kind and made me feel at ease.

フルーリー

Dec 18, 2022
After looking into it a lot, I chose this place because the reviews were good, and I received treatment here. From making the reservation to seeing the doctor, everything went smoothly. The receptionist was extremely polite and made a very good impression. The treatment was completely painless, and since I didn’t need to be hospitalized, it was over in no time. Thank you, Dr. Kobayashi! The treatment technique is reliable too, and I think this is a clinic that truly cares about patients and explains things in an easy-to-understand way.

CR7 jap

Nov 14, 2022
This is a very beautiful, clean clinic. From the front desk staff to the doctors, they welcome patients with wonderful hospitality. They have the highest level of technical skills. The clinic brings together its facilities, track record, and treatment techniques at a high level, making it a very reassuring place.

浜の大ちゃん

Nov 11, 2022
Honestly, I’m impressed by how clean and up-to-date everything is on the hard side—such as the interior and facilities, it’s like it’s the newest model. I also really like how well the front staff handle things, and how considerate the doctor is in approaching patients; you can feel the care in their approach.

ねこ隊長

Nov 5, 2022
It’s close to Omotesando Station, so it’s easy to keep coming. The space is stylish and designer-like, not something you’d expect from a clinic, which helps reduce the negative feelings I have about having to go to a hospital for my condition. Dr. Nana Kobayashi, who is my attending physician, is wonderful as well—both with treatment and with mental care for patients.

桜木花道

Nov 3, 2022
Wonderful 😁 Access from the nearest station is also excellent. The cleanliness inside the clinic is flawless. I was struggling with osteoarthritis of the knee, but without surgery, I was able to recover this much thanks to the doctor in charge. It’s all because of Dr. Kobayashi. Thanks ❤️👌

秋本裕次郎

Nov 3, 2022
I’ve been taken care of by Dr. Nao KOBAYASHI. I was introduced to her based on her reputation and track record, but until I actually met her, I was half skeptical. During the counseling at my first visit, my anxiety turned into reassurance. Her treatment skills are excellent, but she’s also very good at helping to remove patients’ worries through her closing remarks. Also, the front desk staff has an excellent attitude when greeting patients, which makes it easy to keep coming.

覚王山不動産販売

Sep 30, 2022
I was seen during a consultation for stem cell treatment for my knee. I’m very grateful because the doctor explained everything in a very careful and logical way, better than doctors at other hospitals offering similar services, and also listened to my concerns and advised me with genuine care. Thank you very much.

李诗梦

Oct 9, 2021
Thank you so much for waiting for me to come get the results even at the risk involved. I’m sorry for the delay. Going forward, the PCR test will be done there.

3-11-7 Aoyama, Minato City, Tokyo 107-0061, Japan (Ao Building, 8th floor)

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Information was added by
Fahad Mawlood
Clinic’s representative
updated 10/2/2026

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