Hospital
NK Cell Therapy
Also known as: Natural Killer Cell Immunotherapy
Recovery
Minimal; mild fatigue or low-grade fever for 1–2 days
About NK Cell Therapy
Treated areas:Systemic
Natural Killer (NK) Cell Therapy is an advanced immune treatment that strengthens your body’s natural defense system. It boosts the number and power of your NK cells, special immune cells that find and destroy abnormal cells, such as cancer cells or virus-infected cells.
It is used in cancer care, immune support, and health programs for better immunity and healthy aging.
What Are NK Cells?
NK cells are part of your body’s natural immune system, they act like first responders.
Unlike other immune cells, they can recognize and attack threats immediately, without needing to “learn” them first.
Their main jobs:
✅ Detect cells that are abnormal, damaged, or infected
✅ Destroy cancer cells and virus-infected cells
✅ Patrol your body to stop disease from developing or spreading
✅ Keep your immune system balanced and healthy
✅ Patrol your body to stop disease from developing or spreading
✅ Keep your immune system balanced and healthy
Key Benefits
✅ Targeted action: attacks only abnormal cells, leaves healthy cells safe
✅ Gentler treatment: far fewer side effects than chemotherapy
✅ Stronger immunity: improves your body’s own defense power
✅ Better quality of life: less sickness, more energy during treatment
✅ Safe & natural: works with your own immune system
✅ Gentler treatment: far fewer side effects than chemotherapy
✅ Stronger immunity: improves your body’s own defense power
✅ Better quality of life: less sickness, more energy during treatment
✅ Safe & natural: works with your own immune system
Ideal Candidate
- Cancer Patients
Blood cancers (e.g., leukemia, myeloma), best treatment response
Advanced solid tumors (e.g., breast, ovarian, melanoma) who can’t take or didn’t respond to chemo
Cancer that came back or didn’t improve with standard care; want extra support alongside other treatments
- Chronic Viral Infections
Long-term infections (e.g., CMV, EBV) that weaken the immune system
- Health & Anti-Aging
Want to clear old “zombie” cells, lower body inflammation, and strengthen immunity as you age
Proven Results
- Enhanced innate immune cancer surveillance
- Reduced cancer-recurrence risk
- Improved overall immunity.
- Complementary action to dendritic cell vaccine and checkpoint inhibitor therapies when used in combination.
Price by Region
| Location | Ranging from |
|---|---|
| Japan | 700,000 (JPY) |
How It Is Performed
- Blood draw (~30 cc)
- NK cells isolated and expanded in the in-house CPC — standard 2-week protocol (most clinics) or proprietary 3-week protocol (Ginza Phoenix Clinic) for 5× cell amplification with higher purity
- IV drip reinfusion at the clinic (~60 minutes) — monitored throughout
Hospitals Offering This
Doctors Performing This
Your Timeline
Preparation
Bloods, infection screening, oncology history review; medication review (especially chemotherapy timing)
Followup Care
Monthly cycles commonly recommended; periodic NK-activity testing to monitor immune response
Frequently Asked Questions
Can NK therapy cure cancer?
No — NK therapy is an adjunct and preventive treatment. It does not replace surgery, chemotherapy, or radiation. Its greatest value is in enhancing immune surveillance as part of a comprehensive oncology strategy.
Is NK therapy safe?
Side effects are generally mild (transient fever, fatigue). All Tokyo clinics offering NK therapy are Ministry-registered.
· Next Step
Interested in NK Cell Therapy?
Connect with accredited specialists and get a personalised plan.