Living environment
- About some revisions of examination standard about conformity confirmation of exclusive water supply installation construction and simple water supply water supply installation construction (result public announcement)
- About some revisions of examination standard about conformity confirmation of exclusive water supply installation construction and simple water supply water supply installation construction (opinion offer)
- About some revisions of examination standard about registration of business about hygienic environmental security in building and disposal standard
- About result public announcement about some revisions of the Yokohama-shi performance ground method enforcement regulations
- Information about environmental hygiene-related business
- Information about barber method, beautician method-related laws and ordinances
- About cleaning using the Internet
- Information about the hotel business method
- About report of staying in house business (vacation rental)
- Information about hygiene management of cistern to receive
- Hygiene/sickhouse measures of house
- Information about household goods hygiene instruction
- Information about pest
- Information about the regulations revisions such as small scale tray water tank water supply
- About eyelashes extension, eyelash-curl
- Information about hygiene measures such as at the time of disaster
- About recognition system of disaster hourly wage water cooperation water tank
- The building hygiene method
