Why ONSENSUI99 is Chosen | Why is it Easy to Drink Despite Being Alkaline Mineral Water?

Have you ever felt that alkaline mineral water is "difficult to drink"?

👉 Conclusion: The reason ONSENSUI99 is easy to drink is that it is "ultra-soft water (hardness 1.7)".

Its characteristic is that it achieves a gentle and mellow taste while being alkaline.

Why is alkaline mineral water said to be difficult to drink?

General alkaline mineral water often has:

・High mineral content (calcium, magnesium)
・High hardness

This often results in:

👉 A "heavy" or "distinctive" taste.

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Reasons why ONSENSUI99 is easy to drink | The characteristic of being ultra-soft water

ONSENSUI99 is ultra-soft water with a hardness of 1.7.

・Very low mineral content
・Smooth texture
・Virtually no distinct taste

👉 Therefore, despite being alkaline, it tastes surprisingly easy to drink.

"Alkaline x Ultra-Soft Water" created by nature

ONSENSUI99 is natural water sourced from deep underground at Tarumizu Hot Spring in Kagoshima Prefecture.

By passing through the geological layers of a volcanic region over many years,

👉 It naturally becomes alkaline, and
👉 Simultaneously, ultra-soft water with suppressed mineral content is born.

Its characteristic is that it is achieved by the natural environment, not through artificial processing.

Reasons why it's suitable for daily hydration

Since water is something you drink every day, ease of drinking is important.

ONSENSUI99 can be effortlessly incorporated into various daily routines, such as:

・Upon waking up in the morning
・After exercise
・After a bath

Enhances the taste of food and beverages

Ultra-soft water doesn't interfere with the original taste of ingredients, making it suitable for:

・Coffee
・Tea
・Rice
・Dashi (broth)

👉 Simply changing the water can alter the flavor profile.

👉 Does water hardness change the taste?

About ONSENSUI99

ONSENSUI99 is natural alkaline mineral water sourced from deep underground at Tarumizu Hot Spring in Kagoshima Prefecture.

・Ultra-soft water with a hardness of 1.7
・Naturally alkaline (pH 9.5-9.9)
・Gentle to drink

👉 About Onsensui 99

Summary | Reasons why even alkaline mineral water is easy to drink

ONSENSUI99 is chosen because:

・It is alkaline, and
・It achieves ultra-soft water (hardness 1.7).

👉 It is a natural water that combines "ease of drinking" and "quality," making it easy to incorporate into daily life.