■Water collection factory
Our water collection factory is located in the Fuji-Hakone-Izu National Park and it is not affected by land pollution at all.
The temporal storage tank for great natural water springing up at 203 m under the national park.
In our factory's area, there are no golf course, no farm, and no training facility of the Self-Defense Forces which may cause the land pollution.
For bottling without heat-sterilization, filling is performed in the plant where the cleanliness level is kept at 100.
A general office or home environment has a cleanliness level of over 1,000,000, a school dining room has a level of 100,000, and a food processing plant has a level of 10,000 to 1,000.
Class 100 means that the number of dusts and miscellaneous germs in 30 cm cube is below 100.
In normal circumstances, millions of dusts and miscellaneous germs exist in the cube having the same dimensions.
At the cleanliness level of 100, even medicine can be made.
Collected water undergoes a sanitary test every 30 minutes.