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ONSENSUI 99 – Natural alkaline water born from the pure nature of Tarumizu, Kagoshima.
alkaline-water

Back to Nature – Feel the purity of 99 hot spring waters in nature

Clear air, clear sound of water.The hot spring water 99 that you can enjoy in the midst of nature will moisturize your mind and body just like the source.

A serene kitchen scene featuring ONSENSUI 99 natural alkaline water beside a glass teapot under warm morning light.
beauty

Everyday Wellness Begins in Your Kitchen – Prepare your daily life with 99 hot spring water

A glass of water poured into a transparent pot. A ritual that prepares your mind and body starting from that moment.

A woman relaxing on a sofa and drinking water, representing a comfortable daily hydration habit that supports healthy skin from within.
beauty

Does Drinking Water Change Your Skin? Skincare Habits and Proper Hydration for Inner Balance

Does drinking water change your skin? We explain the relationship between skin and hydration, habits for inner beauty, and proper hydration methods.

A woman drinking water in the morning, representing a daily hydration habit supported by soft water and a healthy Japanese lifestyle.
daily water intake

How much water should you drink per day? Guide, benefits, and proper hydration methods

How much water do you need per day? An explanation of the recommended water intake and effective ways to drink it.

A glass teapot with herbal tea made using soft water, representing a premium Japanese detox lifestyle with gentle hydration.
alkaline water

Can You Detox with Water? Effects and How to Choose the Right Water

Is water effective for detoxification? We'll explain how it works and how to choose the right water in an easy-to-understand way.

朝日が差す窓辺に置かれた温泉水99ボトルとグラス|Onsen Water 99 Wellness Series
alkaline water

Onsen Water 99 Wellness Series|Incorporate “drinking hot springs” into your beauty, health, and daily life

“Drinkable hot springs” that are closely related to beauty, health, and daily lifestyle. "Onsen Water 99 Wellness Series" proposes a beautiful and healthy daily life through hot spring water 99.

家庭で温泉水99を飲む家族|健康と笑顔を育む毎日の水習慣
alkaline water

How to use “drinking hot springs” that you can do at home | 99 ways to use hot spring water in your daily life

Hot Spring Water 99 is a “drinkable hot spring” that can be used not only for drinking, but also for cooking, coffee, and rice cooking. We will show you how to easily enjoy the natural alkaline ion...

温泉水99のボトルと女性の手に持たれたグラス|美容と健康を支える飲む温泉
alkaline water

How to use “drinking hot springs” for beauty | 99 hot spring waters that nurture beauty from the inside of your body

Condition your skin and make your body beautiful from the inside out. Natural alkaline ionized water with a pH of 9.9 ``Onsen Water 99'' is a ``drinkable hot spring'' that is perfect for your daily...

鹿児島県垂水温泉の湧水地と桜島を望む風景|温泉水99の原点
alkaline water

What is Hot Spring Water 99? A story of “drinking hot springs” from Tarumi Onsen in Kagoshima

What kind of water is Onsen-sui 99? We explain its characteristics of pH 9.9 and hardness of 1.7, its drinkability, and why it is chosen.

Japanese business team in a meeting with laptops and water bottles, showing healthy hydration with soft water in the workplace.
health

How Does the Habit of Drinking Water Affect Health Management? The Basics for People in Their 40s and Beyond

The habit of drinking water is fundamental to maintaining your daily condition. We'll explain hydration strategies to keep in mind from your 40s onwards.