What kind of water is easy to drink in Thailand? How to choose recommended water for Japanese people

For those looking for easy-to-drink water in Thailand.
While various bottled waters and mineral waters are sold in Thailand, some are easy for Japanese people to drink, while others are a bit difficult to drink.
Living in Thailand myself, I've realized that the texture and drinkability of water vary. Especially for those who have just arrived from Japan, it's not uncommon to be confused by the differences in water.
This article explains in detail the characteristics of water that is easy for Japanese people to drink and tips for choosing water in Thailand.
Why are so many people looking for easy-to-drink water in Thailand?
In Thailand, many types of bottled water are sold at convenience stores and supermarkets.
However, compared to Japan, there are many types of water, and it can be difficult to tell:
- Which water is easy to drink?
- Which water is suitable for Japanese people?
- What's the difference between soft and hard water?
This can be confusing.
Especially for those who have just started traveling or living in Thailand, it's common to get lost when choosing water.
If you want to know more about drinking water in Thailand, please refer to this article.
▶ Related article
"Drinking Water in Thailand: Is Tap Water Drinkable? How to Choose Bottled Water Recommended for Japanese People"

Characteristics of water that Japanese people find easy to drink
It is soft water.
Most natural water in Japan is soft water.
Generally, water is classified as:
- Soft water: Hardness less than 100mg/L
- Medium-hard water: Hardness 100-300mg/L
- Hard water: Hardness 300mg/L or more
Since Japanese people frequently drink soft water, choosing soft water in Thailand will likely be easier to drink.
For more details on the difference between soft and hard water, please refer to the following article.
▶ Related article
"What's the Difference Between Soft and Hard Water? How to Choose Water That Japanese People Find Easy to Drink"
It has little distinctive taste.
Since you drink water daily, it's important that it has little distinctive taste and is naturally easy to drink.
Thailand is hot all year round, and the amount of water you need to drink increases, so we recommend choosing water that you can consistently drink.
It is easy to drink even at room temperature.
In Thailand, you'll have opportunities to drink water at room temperature as well as cold water.
Water that is easy to drink even at room temperature has the advantage of being convenient for use outside or in the office.
3 tips for choosing easy-to-drink water in Thailand
1. Check the hardness.
Soft water or ultra-soft water is recommended for Japanese people.
Check the hardness listed on the water label.
2. Choose according to its intended use.
Water is used not only for drinking but also for:
- Coffee
- Tea
- Dashi (broth)
- Cooking rice
And so on.
The best water varies depending on the intended use.
3. Prioritize sustainability.
Since it's something you drink every day, it's important to consider:
- Drinkability
- Quality
- Safety
Comprehensively.

The importance of choosing water in my life in Thailand
Living in Thailand means drinking a lot of water every day.
When I first came to Thailand from Japan, I wasn't particularly aware of the differences in water. However, after trying various types of water, I realized that the drinkability and taste varied significantly from one water to another.
Especially for those who frequently eat Japanese food or drink tea and coffee daily, the impression of the taste can change depending on the water chosen.
Therefore, I feel that finding water that is easy to drink and suitable for oneself contributes to a comfortable life in Thailand.
If you're looking for easy-to-drink water, ultra-soft water is an option.
For those looking for easy-to-drink water, ultra-soft water is a strong option.
Ultra-soft water is characterized by its smooth taste and low mineral content.
- Drinking it straight
- Brewing tea
- Brewing coffee
- Using it for cooking
It can be used for a wide range of purposes.
Regarding its compatibility with coffee, this article also introduces it.
▶ Related article
"How Much Can Coffee Change with Water? The "Correct Way to Choose Water" for Delicious Coffee"
For its compatibility with dashi, please see here.
▶ Related article
"How Dashi Changes with Water? The "Correct Way to Choose Water" to Enhance Umami"

Why ONSENSUI99 is said to be easy to drink
ONSENSUI99 (Onsensui 99) is natural alkaline hot spring water sourced from Tarumizu City, Kagoshima Prefecture.
Features
- pH 9.5-9.9
- Hardness 1.7mg/L
- Sourced from approximately 750m underground
- Manufactured and quality-controlled in Japan
With a hardness of 1.7mg/L, its ultra-soft water quality makes for a smooth taste, and many customers have commented that it is "easy to drink."
For more details, please refer to the following article.
▶ Related article
"Why is Onsensui 99 Easy to Drink? The Reason Ultra-Soft Water is Chosen"
Frequently Asked Questions
What kind of water is easy to drink in Thailand?
Generally, soft water or ultra-soft water is considered easy for Japanese people to drink.
Can I buy easy-to-drink water at convenience stores in Thailand?
Yes. Various types of bottled water are sold at convenience stores and supermarkets.
Can I buy soft water in Thailand?
Yes, you can. Checking the hardness on the product label will help you choose.
Is there any recommended water for traveling in Thailand?
We recommend starting with soft water or ultra-soft water that is easy to drink.
What is ultra-soft water?
It is water with even lower hardness than typical soft water.
Is there any water that is easy to drink at room temperature?
Ultra-soft water is said to be smooth and easy to drink even at room temperature.
What is the difference between soft and hard water?
The difference lies in the amount of minerals such as calcium and magnesium.
What are the key points for choosing water for Japanese people?
It's recommended to check the hardness, drinkability, and compatibility with its intended use.
Summary
There are various types of bottled water and mineral water in Thailand.
The key points for Japanese people to choose easy-to-drink water are:
- It is soft water.
- It has little distinctive taste.
- It is sustainable to drink.
Especially for the water you drink daily in Thailand, whether living or traveling, it is important to find water that suits you and is easy to drink.
Start by checking the hardness and finding the water that suits you best.
▶ Related Articles
"How Much Can Coffee Change with Water? The "Correct Way to Choose Water" for Delicious Coffee"
"How Dashi Changes with Water? The "Correct Way to Choose Water" to Enhance Umami"
"Why is Onsensui 99 Easy to Drink? The Reason Ultra-Soft Water is Chosen"
🔗Also read
・Why Hydration is Important in Thailand Life | How to Choose Easy-to-Drink Water?
・How much water should you drink in a day? A guide to hydration
・Daily changes with a morning water habit

