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Ohmizu.

The secret to
great water from Japan.


In Niigata, Japan, the world’s best rice and sake wine is produced alongside magnificent Koi. The secret of Niigata is in the soil, the minerals ensure that the water is of the best quality and enriched with special minerals. BactoPlus analysed the water from Niigata and developed Ohmizu. With Ohmizu, the same valuable minerals are added to the water, contaminants are absorbed by the minerals. Ohmizu also contains special cleaning BactoPlus bacteria these improve filter performance, removing silt and organic pollutants.

The result is crystal clear and healthy water, rich in minerals essential for the proper growth, colour and development of your Koi.

Optimal water quality
for keeping Koi.


Reproduces water from
Niigata, Japan.


Our Ohmizu products.


Minerals and bacteria for Niigata water!

Ohmizu Clay 2.5 Litre

BactoPlus analysed the water from Niigata and developed Ohmizu. With Ohmizu valuable minerals are added to the water, impurities are absorbed and the special BactoPlus bacteria added to the product improve filter performance and remove sludge and organic waste. The result is crystal clear and healthy water, rich on minerals that are essential for the correct development of your Koi.

The result is crystal clear and healthy water, rich in minerals essential for the proper growth, colour and development of your Koi.

The 2,5 litre bucket (grower’s pack) is sufficient for 50.000 litre.

Ohmizu Clay 25 Litre

BactoPlus analysed the water from Niigata and developed Ohmizu. With Ohmizu valuable minerals are added to the water, impurities are absorbed and the special BactoPlus bacteria added to the product improve filter performance and remove sludge and organic waste. The result is crystal clear and healthy water, rich on minerals that are essential for the correct development of your Koi.

The result is crystal clear and healthy water, rich in minerals essential for the proper growth, colour and development of your Koi.

The 25 litre bucket (grower’s pack) is sufficient for 500.000 litre.