City, Japan
Can you drink tap water in Nagasaki?
YesYes, drinkable
Can you drink the tap water in Nagasaki?
Tap water is safe to drink. Safe to drink; restaurants serve free water or tea.
Key facts
- In Nagasaki: Safe to drink; restaurants serve free water or tea.
- Across Japan: Safe to drink everywhere; restaurants serve free water or tea, and many stations and parks have fountains.
- Safely managed drinking water: 99% of people in Japan (2024, WHO/UNICEF JMP).
Tap water across Japan
| Place | Tap water |
|---|---|
| Tokyo | Yes, drinkable |
| Kyoto | Yes, drinkable |
| Osaka | Yes, drinkable |
| Hiroshima | Yes, drinkable |
| Nara | Yes, drinkable |
| Sapporo | Yes, drinkable |
| Okinawa | Yes, drinkable |
| Hakone | Yes, drinkable |
| Fukuoka | Yes, drinkable |
| Kawaguchiko | Yes, drinkable |
| Niseko | Yes, drinkable |
| Yokohama | Yes, drinkable |
| Kanazawa | Yes, drinkable |
| Takayama | Yes, drinkable |
| Nagoya | Yes, drinkable |
| Nikko | Yes, drinkable |
| Kamakura | Yes, drinkable |
| Kobe | Yes, drinkable |
| Hakuba | Yes, drinkable |
| Ishigaki | Yes, drinkable |
| Nagasaki | Yes, drinkable |
| Shirakawa-go | Yes, drinkable |
| Miyakojima | Yes, drinkable |
| Hakodate | Yes, drinkable |
| Otaru | Yes, drinkable |
| Beppu | Yes, drinkable |
| Matsumoto | Yes, drinkable |
| Koyasan | Yes, drinkable |
| Furano | Yes, drinkable |
| Sendai | Yes, drinkable |
Quick answers
Is tap water safe to drink in Nagasaki?
Tap water is safe to drink. Safe to drink; restaurants serve free water or tea.
Can you drink tap water in Japan?
Safe to drink everywhere; restaurants serve free water or tea, and many stations and parks have fountains.
More about Nagasaki
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Sources
- World Bank: safely managed drinking water (WHO/UNICEF)
- CDC: food and water safety for travelers
- Nagasaki Travel Guide (city tourism)
- Nagasaki Electric Tramway
- Nagasaki Airport
Verdicts reflect official utility statements and what locals actually do. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.