Applying for utility gas service when moving into a new residence in Japan is a straightforward process that can typically be initiated online or over the phone through the regional provider, such as Tokyo Gas, at least one to two weeks before the move. Applicants must provide comprehensive details including their exact property address, move-in date, contact phone number, and preferred payment method, which can involve credit card billing or automatic bank account withdrawals. A mandatory component of the activation procedure requires an adult resident to be present at the home during a scheduled visit by a certified technician. The technician conducts a safety inspection, opens the main supply valve, and checks internal gas appliances to ensure safe operation.