Quick Answer
Your national health insurance (国民健康保険 or 社会保険) is mandatory and covers 70% of medical costs. Beyond that, most foreigners only need rental insurance (火災保険, ~¥4,000-8,000/year) and possibly life insurance if they have dependents.
Do you need insurance? — 保険は必要?
Japan has a reputation for being over-insured — the average Japanese household holds 3-4 insurance policies. As a foreigner, you don't need most of what insurance salespeople will try to sell you. Here's a practical checklist:
| Insurance type | Priority | Who needs it |
|---|---|---|
| Health insurance (健康保険) | Mandatory | Everyone — you're already enrolled |
| Rental insurance (火災保険) | Strongly recommended | Anyone renting an apartment (usually required by landlord) |
| Mandatory car insurance (自賠責保険) | Mandatory if you drive | All vehicle owners — included in 車検 |
| Voluntary car insurance (任意保険) | Strongly recommended | Anyone who drives — 自賠責 coverage is insufficient |
| Life insurance (生命保険) | Situational | Those with dependents (spouse, children) or a mortgage |
| Earthquake insurance (地震保険) | Situational | Property owners (renters: covered by landlord's policy) |
The short version: if you rent and don't drive, you likely only need rental insurance on top of your mandatory health insurance. Everything else depends on your personal situation.
Health insurance recap — 健康保険のおさらい
You're already covered
Health insurance is mandatory for all residents of Japan, including foreigners. If you're employed, you're on 社会保険 (company insurance). If you're self-employed, freelance, or between jobs, you're on 国民健康保険 (National Health Insurance). Either way, you're covered.
Japan's health insurance covers 70% of medical costs for most adults. You pay 30% out of pocket when you visit a doctor or hospital. There's also a 高額療養費制度 (high-cost medical expense system) that caps your monthly out-of-pocket maximum — typically around ¥80,000-¥90,000/month for average earners, meaning even a major hospitalization won't bankrupt you.
Because Japan's public health insurance is so comprehensive, most foreigners do not need additional private medical insurance. The 30% copay and the monthly cap system mean your maximum exposure is predictable and manageable. Some exceptions where supplemental medical insurance might make sense:
- You want a private room during hospitalization (差額ベッド代 is not covered by insurance)
- You need dental work beyond basic treatment (cosmetic dentistry, orthodontics)
- You want coverage for advanced medical treatments not covered by public insurance
- You frequently travel outside Japan and want international coverage
For a full breakdown of how the system works, premiums, and what's covered, see our Complete Health Insurance Guide.
Rental insurance — 火災保険(賃貸向け)
Despite the name 火災保険 (literally "fire insurance"), rental insurance in Japan covers far more than just fire. It's a bundled policy that typically includes:
- Fire and explosion (火災・爆発) — damage from fire, gas explosions
- Water damage (水災・水漏れ) — burst pipes, flooding from upstairs neighbors, typhoon water damage
- Theft (盗難) — stolen belongings, break-in damage
- Personal liability (個人賠償責任) — if you accidentally cause damage to others (e.g., your washing machine leaks and damages the unit below)
- Landlord liability (借家人賠償責任) — covers damage you cause to the rented property itself
In practice, most landlords require tenants to have fire insurance as a condition of the lease. Your real estate agent will typically offer you a policy at move-in — but here's the thing: you are not required to buy the one your agent recommends. Agent-recommended policies are often overpriced (¥15,000-20,000/year) because the agent earns a commission. You can choose your own policy for as little as ¥4,000-8,000/year.
Typical cost for a single person renting a 1K-1LDK apartment: ¥4,000-8,000/year. Policies are usually purchased in 1-year or 2-year terms.
Recommended rental insurance providers
These providers offer affordable plans and are popular among foreigners for their straightforward online applications:
Japan Entry Insurance (日新火災 お部屋を借りるときの保険)
RecommendedOne of the cheapest options at around ¥4,000/year. Simple online application. Covers fire, water, theft, and personal liability. Popular among budget-conscious renters.
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Zutto Motto (ジェイアイ傷害火災 くらし安心保険)
Flexible plans from ¥3,610/year. Online-only insurer with a streamlined application. Good coverage for the price, with optional add-ons.
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Chubb Insurance (チャブ保険 賃貸住宅保険)
International insurer with English support. Slightly higher premiums but easier communication for non-Japanese speakers. Plans from ~¥6,000/year.
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Save money on rental insurance
When moving into a new apartment, your real estate agent will often push a specific insurance policy. You can politely decline and say you'll arrange your own (「自分で火災保険に加入します」). Buy a policy from one of the providers above, show the landlord/agent your 保険証書 (insurance certificate), and you'll typically save ¥5,000-10,000 per year compared to the agent's recommendation.
Life insurance — 生命保険
Most single foreigners without dependents do not need life insurance. Life insurance exists to protect people who depend on your income. If no one depends on your income, there's no one to protect. Don't let an insurance salesperson convince you otherwise.
You should consider life insurance if:
- You have a spouse or partner who depends on your income — especially if they aren't working or earn significantly less
- You have children — to cover childcare, education, and living expenses if something happens to you
- You have a mortgage (住宅ローン) — though note that most Japanese mortgages include 団体信用生命保険 (group credit life insurance) that pays off the loan if you die
- You want to send money home to family — if you're supporting parents or siblings in your home country
Types of life insurance in Japan
| Type | 定期保険 (Term) | 終身保険 (Whole Life) |
|---|---|---|
| Coverage period | Fixed term (10, 20, 30 years) | Lifetime |
| Premiums | Low (¥1,000-5,000/month) | Higher (¥10,000-30,000/month) |
| Cash value | None — pure insurance | Builds cash value over time |
| Best for | Most foreigners — affordable, covers the years you need it | Long-term residents planning to stay permanently |
For most foreigners, term insurance (定期保険) is the right choice. It's cheap, simple, and covers you during the years when your dependents need protection most (e.g., while your children are young). You can get ¥30,000,000 of coverage for around ¥2,000-4,000/month depending on your age and health.
Tax deduction (生命保険料控除)
Life insurance premiums qualify for the 生命保険料控除 tax deduction. Under the new system (新制度, policies issued after 2012), you can deduct up to:
- ¥40,000 for 一般生命保険料 (general life insurance)
- ¥40,000 for 介護医療保険料 (medical/nursing care insurance)
- ¥40,000 for 個人年金保険料 (individual pension insurance)
Combined maximum deduction: ¥120,000/year from your income tax calculation (国税庁タックスアンサー No.1140). This isn't a ¥120,000 reduction in your tax bill — it reduces your taxable income by up to ¥120,000, which saves you roughly ¥24,000-36,000 in actual taxes depending on your tax bracket.
Lifenet Insurance (ライフネット生命)
RecommendedJapan's first online-only life insurer. Simple term life from ¥1,068/month (30-year-old, ¥30M coverage). Clean interface, fast application, no pushy sales.
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MetLife Japan (メットライフ生命)
International insurer with English-speaking advisors. Wide range of products. Higher premiums but excellent English support and claims process.
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Orix Life Insurance (オリックス生命)
Competitive term life premiums. Medical insurance (新キュア) is popular. Online application available. Japanese only but straightforward process.
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Car insurance — 自動車保険
If you own or regularly drive a car in Japan, you deal with two layers of insurance:
1. Mandatory: 自賠責保険 (Compulsory Automobile Liability Insurance)
自賠責保険 is mandatory for all vehicles in Japan — you literally cannot pass 車検 (vehicle inspection) without it. It covers bodily injury to others only: up to ¥30,000,000 for death, ¥40,000,000 for permanent disability resulting from an accident, and up to ¥1,200,000 for injury treatment. It does not cover property damage, your own injuries, or damage to your own car.
Cost: approximately ¥17,650 for 24 months (standard passenger car). This is paid when you get your 車検 and is the same price regardless of your driving record.
2. Voluntary but essential: 任意保険 (Voluntary Car Insurance)
任意保険 is technically optional, but driving without it is extremely risky. The mandatory 自賠責 coverage limits are far too low for a serious accident — a fatal accident can result in damages exceeding ¥100,000,000, far beyond the ¥30,000,000 自賠責 cap. Approximately 88% of Japanese drivers carry 任意保険.
Voluntary insurance covers:
- 対人賠償 — bodily injury to others beyond 自賠責 limits (get unlimited coverage)
- 対物賠償 — property damage to others (get unlimited coverage)
- 人身傷害 — your own injuries and those of passengers
- 車両保険 — damage to your own car (optional, skip this on older cars)
Typical annual cost: ¥50,000-120,000/year depending on your age, car type, driving record, and coverage level. First-time drivers in Japan start at a high premium (class 6 on a 1-20 scale) because there's no claims history. The premium drops each claim-free year.
No-claims discount transfer
Japan does not recognize driving history from other countries for insurance discount purposes. Even if you had 10 years of no-claims history in your home country, you start at the default tier (6等級) in Japan. This is a common frustration for experienced foreign drivers. Your premiums will decrease each claim-free year.
Sony Assurance (ソニー損保)
RecommendedLeading online car insurer. Competitive premiums for careful drivers. Good roadside assistance. Online application and claims in Japanese, phone support has limited English.
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SBI Insurance (SBI損保)
Budget-friendly online car insurance. Among the lowest premiums in the market. Part of the SBI Group ecosystem. Japanese-only interface.
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Tokio Marine & Nichido (東京海上日動)
Japan's largest non-life insurer. Premium pricing but excellent claims support and agent network. Some agents speak English. Good for those who want in-person service.
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Earthquake insurance — 地震保険
Japan is one of the most earthquake-prone countries in the world, yet standard 火災保険 (fire insurance) does not cover earthquake damage. This is a critical gap that catches many foreigners off guard. Damage from earthquakes, volcanic eruptions, and earthquake-triggered tsunamis requires a separate 地震保険 (earthquake insurance) policy.
Earthquake insurance in Japan is unique because it's a government-backed program — private insurers share the risk with the Japanese government (through the 日本地震再保険株式会社). This means the coverage terms and premiums are standardized by law. The same coverage costs the same regardless of which insurer you buy from.
Key details:
- Must be bundled with fire insurance — you cannot buy earthquake insurance standalone. It's an add-on to your existing 火災保険 policy
- Covers 30-50% of your fire insurance amount — for example, if your fire insurance covers ¥10,000,000 of belongings, earthquake insurance covers ¥3,000,000-5,000,000
- Maximum payout: ¥50,000,000 for building, ¥10,000,000 for contents
- Damage is assessed in tiers: 全損 (total loss: 100% payout), 大半損 (major partial: 60%), 小半損 (minor partial: 30%), 一部損 (partial: 5%)
- Premiums vary by location and building type — Tokyo/Kanagawa are the most expensive zones; wooden buildings cost more than reinforced concrete
Tax deduction (地震保険料控除)
Earthquake insurance premiums qualify for a tax deduction of up to ¥50,000/year from your income tax (国税庁タックスアンサー No.1145) and up to ¥25,000/year from your resident tax. You report this on your 年末調整 (if employed) or 確定申告 (if self-employed).
For renters
If you're renting, earthquake insurance for the building is the landlord's responsibility, not yours. However, you can (and should consider) adding earthquake coverage for your belongings (家財) to your rental insurance policy. This is usually a small add-on — ask your fire insurance provider about 地震保険 for 家財.
Finding English-speaking insurance agents — 英語対応の保険代理店
Insurance is one area where language barriers really matter — you need to understand what you're covered for, especially when making a claim. Here are practical ways to find English-speaking insurance support in Japan:
Online comparison and direct purchase
For simple products like rental insurance or term life insurance, you can often buy directly online without an agent. The application process is in Japanese, but these are standardized products where a translation tool and 30 minutes of patience gets the job done. Online insurers like Lifenet (ライフネット), Sony Assurance (ソニー損保), and SBI Insurance (SBI損保) are typically 20-40% cheaper than agent-sold policies because they cut out the middleman.
International insurers with English support
MetLife Japan, Chubb, AIG, and Zurich all operate in Japan and have English-speaking staff. Their premiums tend to be higher than domestic online insurers, but the trade-off is seamless English communication for both sales and claims. If you have a complex insurance need (e.g., high-value life insurance, international coverage), these are worth the premium.
Independent insurance shops (保険の窓口)
Walk-in insurance comparison shops like 保険の窓口, 保険見直し本舗, and 保険クリニック are found in most shopping malls across Japan. They represent multiple insurance companies and can compare options for you. These shops are free to use (they earn commissions from the insurers). English-speaking staff are rare, but some larger branches in Tokyo, Osaka, and other major cities may have bilingual advisors — call ahead to check.
Expat-focused insurance brokers
Several independent brokers specifically serve the foreign community in Japan. They understand the unique situations foreigners face (leaving Japan, cross-border implications, translating between Japanese insurance concepts and what you're used to at home). They typically charge no direct fee (earning commissions from insurers), but may offer a narrower selection of products. Search for "English insurance broker Japan" or ask in expat community groups for current recommendations.
MetLife Japan (メットライフ生命)
International insurer with dedicated English-speaking advisors. Full range of life, medical, and retirement products. One of the easiest options for foreigners who want to discuss insurance in English.
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Frequently Asked Questions — よくある質問
What happens to my insurance if I leave Japan?
It depends on the type. Health insurance (国民健康保険 or 社会保険) ends when you deregister as a resident (転出届). Rental insurance can be cancelled for a pro-rated refund. Life insurance policies from Japanese insurers continue even if you leave Japan — you can keep paying premiums from abroad and maintain coverage, though claims processing may be more complex. Car insurance should be cancelled when you sell/export your vehicle. Contact each insurer before departure.
Do I need travel insurance if I have Japanese health insurance?
For trips outside Japan, yes. Japanese health insurance (both 国民健康保険 and 社会保険) does provide some overseas coverage through the 海外療養費制度 — they'll reimburse you for medical treatment abroad, but only up to what the same treatment would cost in Japan. This can leave a huge gap, especially in countries with expensive healthcare like the US. A separate travel insurance policy is strongly recommended for trips abroad. Credit card travel insurance (if your card offers it) may also cover short trips.
Can I change my rental insurance without telling my landlord?
You should inform them, but they cannot refuse a valid policy. Your lease likely requires you to maintain fire insurance, but does not legally require you to use a specific provider. Switch to a cheaper policy, then send your landlord or management company a copy of your new 保険証書 (insurance certificate) showing the coverage meets their requirements. Most management companies care only that you have valid coverage — they don't care which insurer provides it.
Is bicycle insurance required?
In many prefectures, yes. An increasing number of prefectures (including Tokyo, Osaka, Kyoto, Kanagawa, and Saitama) have made 自転車保険 (bicycle liability insurance) mandatory or obligatory (義務化). This covers damage you cause to others while cycling. The good news: if your rental insurance includes 個人賠償責任保険 (personal liability coverage), you may already be covered. Check your policy. Standalone bicycle insurance costs around ¥3,000-5,000/year.
Should I buy the insurance my employer offers?
Maybe — compare it first. Many Japanese companies offer group insurance (団体保険) through a partner insurer. Group rates are typically 10-30% cheaper than individual rates because the insurer gets bulk business. However, group policies usually end when you leave the company. If you're planning to stay with your employer long-term, group insurance can be a great deal. Compare the group rate against online options before committing. Also check if your company offers 団体信用生命保険 (group credit life insurance) if you have a mortgage.
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Sources
- 金融庁 保険商品比較情報 (fsa.go.jp/policy/insurance/)
- 国土交通省 賃貸住宅標準契約書 (mlit.go.jp)
- 国税庁タックスアンサー No.1140 生命保険料控除
- 国税庁タックスアンサー No.1145 地震保険料控除
- 損害保険料率算出機構 地震保険制度 (giroj.or.jp)
- 各保険会社公式サイト
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