Did you know that Japan has one of the highest rates of allergy sufferers in the world? For foreigners living and working in Japan, understanding the types of allergies, as well as how to prevent and treat them, is crucial. Allergies can significantly affect your quality of life, especially in a new environment with different climates and allergens.

Common Allergies in Japan
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Pollen Allergy (Kafunsho): This is the most common seasonal allergy in Japan, especially during spring and autumn when trees pollinate. Cedar and cypress pollen are notorious for triggering allergic reactions, causing symptoms like sneezing, itchy eyes, and a runny nose.
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Food Allergies: Japan is known for its unique cuisine, but not everyone can tolerate it. Allergies to seafood, soy, and gluten are common. If not careful, consuming allergenic foods can lead to serious reactions.
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Skin Allergies: Skin allergies can arise from weather changes, a new living environment, or using unsuitable cosmetics or soaps. Common symptoms include itching, hives, and contact dermatitis.
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Drug Allergies: If you need medical treatment in Japan, it’s essential to inform your doctor about any medication allergies. Drug allergies can range from mild rashes to severe anaphylactic shock.
Below is a table of common allergies in Japan, with useful Japanese terms for doctor visits and purchasing medication for foreign residents:
Allergy Type |
Symptoms |
Japanese Term |
Pronunciation |
Pollen Allergy |
Sneezing, itchy eyes, runny nose. |
花粉症 (Kafunshou) |
Ka-fun-shou |
Food Allergy |
Reactions to seafood, soy, gluten. |
食物アレルギー (Shokumotsu Arerugī) |
Sho-ku-mot-su A-re-ru-gii |
Skin Allergy |
Rash, contact dermatitis. |
皮膚炎 (Hifu-en) |
Hi-fu-en |
Drug Allergy |
Reactions to medications. |
薬物アレルギー (Yakubutsu Arerugī) |
Ya-ku-bu-tsu A-re-ru-gii |
Pet Allergy |
Sneezing, runny nose from pet fur. |
ペットアレルギー (Petto Arerugī) |
Pet-to A-re-ru-gii |
Dust Allergy |
Causes asthma, runny nose, itchy eyes. |
ハウスダスト (Hausu Dasuto) |
Ha-u-su Da-su-to |
Why Understanding Allergies Matters in Japan
Dealing with allergies in a foreign country like Japan can be challenging. Allergies not only affect your health but can also impact your work, studies, and quality of life. Uncontrolled symptoms may lead to more severe conditions like asthma, chronic sinusitis, or even respiratory dysfunction.
For Vietnamese residents in Japan, maintaining good health is essential to ensure productivity at work and in studies. Understanding allergies and how to manage them will help you adapt better to life in Japan.

Useful Terms for Doctor Visits or Buying Medication
- Allergy: アレルギー (Arerugī)
- I am allergic to…: …にアレルギーがあります (…ni Arerugī ga arimasu)
- Antihistamine: 抗アレルギー薬 (Kou Arerugī-yaku)
- Medical consultation: 診察 (Shinsatsu)
- Prescription: 処方箋 (Shohousen)
- I need to see a doctor: 医者に会いたいです (Isha ni aitai desu)
Prevention and Management of Allergies in Japan
- Learn About Allergens: Before arriving in Japan, familiarize yourself with common allergens such as pollen, pet dander, and food allergies. Bring medication from Vietnam if necessary.
- Use Medication: Purchase antihistamines at Japanese pharmacies or get a prescription from a doctor.
- Health Checkups: If experiencing unexplained allergic reactions, visit a specialized clinic for proper diagnosis and treatment.
- Adapt to Your Environment: Keep your living space clean to avoid dust and mold, and wear masks during pollen season.
- Community Support: Join Vietnamese communities in Japan to receive medical advice and support when needed.
How to Buy Medication and Seek Allergy Treatment in Japan
- Medical Consultations: You can visit local clinics to get a proper diagnosis and prescription medication.
- Telemedicine Services: Mori Pharmacy offers remote consultations, saving you time and effort.
- Online Medicine Orders: Purchase medication online through Mori Pharmacy with delivery to your door.
Mori Pharmacy – Your Health Partner in Japan
Mori Pharmacy is a reputable online pharmacy in Japan, offering:
- Health consultations: Get answers to all your health-related questions, including allergies.
- Remote medical consultations: Convenient and quick, no need to visit a hospital.
- Home delivery of medication: Quality medication with fast delivery.
Allergies can be managed if you have the right knowledge and preventive measures. For Vietnamese living, working, or studying in Japan, understanding common allergies can help you live a healthier and more confident life. Always pay attention to your health and don’t hesitate to seek medical support or community assistance when needed.