If you find any abnormality, there are risks of accidents, such as carbon monoxide poisoning and fire. Contact the shop from which you purchased the product or call the Gas Pipeline Helpline and request an inspection or repair (payment required).
If you feel eye irritation, feel sick, or smell an unpleasant odor while using a gas appliance, stop using the gas appliance immediately and contact Osaka Gas.
Information about action to be taken in the event of a natural disaster is also provided in “In the event of a natural disaster, such as an earthquake and typhoon ” on the website of the Japan Gas Association (in Japanese).