医療法人輝鳳会 池袋クリニック
Toshima-ku, Tokyo · Ikebukuro Station east exit 43, 6 min walk
Ikebukuro NK cell therapy clinic (Kihoukai group) with an international department that coordinates overseas patients.
What each treatment is and how it is given. Whether it suits you is decided by the clinic’s physician after reviewing your records.
| Treatment | What it is | Type | Learn more |
|---|---|---|---|
| NK cell therapy | NK cells from a 50 ml blood draw are expanded several hundred- to thousand-fold over two weeks and reinfused; one course is six infusions over 12 weeks. | NK, NKT & T-cell therapies | How it works → |
Many treatments listed here are self-pay (not covered by Japanese public insurance) and some are not approved as standard treatment in Japan. Regenerative and cell therapies are provided under registered plans based on the Act on the Safety of Regenerative Medicine.
Costs depend on your case and differ for international patients. Your coordinator explains the clinic's fees, interpreter and coordination costs before you decide.
Ikebukuro Clinic, the Tokyo clinic of the Kihoukai medical corporation, specializes in NK cell immunotherapy. About 50 ml of blood is drawn, NK cells are cultured for about two weeks to 3–5 billion cells, and six infusions are given over 12 weeks alongside standard treatment. An international department handles overseas patients, with coordination and interpretation fees charged separately.
Director; Chairman, Kihoukai
Graduated from Kyoto University Faculty of Pharmaceutical Sciences (1990) and Kyoto Prefectural University of Medicine (1997). Trained in cardiovascular surgery at Tokyo Women's Medical University and worked at Yamanashi Prefectural Central Hospital and NTT East Kanto Hospital before opening the clinic in 2010; certified by the Japan Surgical Society.
Accepts international patients. International department; coordination and interpretation fees apply.
Languages: English
Send us your diagnosis and treatment history. A case coordinator will check whether this clinic fits your case, request a medical review, and explain costs and next steps before you travel.
Independent information. JapanMedAssist is not affiliated with Ikebukuro Clinic unless stated.
Share your diagnosis, reports and imaging through our secure form. We translate them into Japanese.
We check which clinics fit your case and ask the clinic’s physician to review it before you travel.
We schedule appointments, arrange a medical interpreter and explain all costs before you decide.
Yes. International department; coordination and interpretation fees apply. JapanMedAssist can coordinate records translation, interpretation and scheduling.
Send your diagnosis and recent medical records through our consultation form, WhatsApp or Messenger. A coordinator checks whether this clinic fits your case, arranges a medical review, and explains costs and next steps before you travel.
Costs depend on your case and differ for international patients. Your coordinator explains the clinic's fees, interpreter and coordination costs before you decide. Many treatments are self-pay and not covered by Japanese public insurance.
Usually a referral letter or summary from your current doctor, recent pathology and imaging reports, and a list of treatments so far. We help you collect and translate them.
Dai-15 Nohagi Bldg. 7F, 1-25-11 Minami-Ikebukuro, Toshima-ku, Tokyo 171-0022. Nearest station: Ikebukuro Station east exit 43, 6 min walk.
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Summarized from the clinic’s public website on 2026-09-28. Report an error