We will open our clinic all days through Golden week.
Doctor’s schedule

Cataract surgery

Prevention against Cataract

Several strategies may be helpful, including :

  • Regularly eye-check
  • Wear sun glasses to block ultraviolet rays
  • Maintain your hearth condition well

How to detect Cataract

Visual Acuity Test

This test will find the "best corrected vision" for any visual problems. We measure influence of cataract.

Slit lump examination

The ophthalmologist will examine the cornea, iris, lens and the anterior chamber. This test can help to determine muddy of your eyes.

Mydriasis examination

To check any abnormalities of your eye grand

How to treat cataract?

We will treat light cataract with eye drops or oral medicine. If your eyes become muddy, you would not be able to recover clear eyesight. So only way to treat cataract is surgery.

What eye drops is used?

Name of medicine ingredients effect
Kary Uni Pyrenoxin To suppress muddy of lens in your eyes. This usually use to leave Early senile cataract.

Office hours






(no lunchtime.)


Our clinic is closed on 12/31, 1/1, 1/2, 1/3.


9th floor of Hulic Shinjuku Building,3-25-1, Shinjuku, Shinjuku-ku, Tokyo, 160-0022






Online appointment


Doctor career

Director:Yasuhiro Shinkawa

(Registered Recipient of a Diploma of Ophthalmology)


Japan Ophthalmological Society
Japanese Retina and Vitreous Society
Japanese Society of Ophthalmic Surgeons

Certification of Completion

Course of Ophthalmic PDT Study Group
Number of cataract surgery up to the present:About 4000


2001 Graduate-Medical Department of Kumamoto University
2002 Department of Ophthalmology Kyoto University School of medicine
2002 Shimada Municipal Hospital
2008 Japanese Red Cross Society
2010 Kitano Hospital The Tazuke Kofukai Medical Research Institute
2014 Shinjuku-Higashiguchi Eye Clinic


Doctor:Fumiyo Hasegawa

(Registered Recipient of a Diploma of Ophthalmology)


Japan Ophthalmological Society
Japan Ophthalmologists Associasion
Japanese Association for Strabismus and Amblyopia(JASA)


1992 Graduate- Medical Department of Teikyo Univercity
2002 The head ophthalmologist at International Catholic Hospital
2020 Shinjuku-Higashiguchi Eye Clinic

Main Thesis

Sequelae of ocular trauma in schools.(Japanese)
A case of periodic upper and lower strabismus with loss of periodicity after cataract surgery(Japanese)
Quantitative analysis of eye movement during a cover test for patients with intermittent exotropia(Japanese)

We have 7 full-time service orthoptist, 2 part-time orthoptists, 1 full-time nurse and 4 part-time nurses in our clinic.
Another several ophthalmologists are working here.