On the Nuclear Regulation Authority (NRA) of Japan website, what is the organization's core mission? Also, find the primary phone number for general questions and its operating hours, including any days when the phone line is unavailable. Provide all this information.
Navigate to 'https://www.nra.go.jp/' Click on '原子力規制委員会について' (About the Nuclear Regulation Authority) Click on '組織理念' (Organizational Philosophy) Identify and extract the mission statement. Navigate to '御意見・御質問' (Opinions/Questions) Identify and extract the phone number for inquiries and its operating hours.
State the mission of the Nuclear Regulation Authority as: 'It is the mission of the Nuclear Regulation Authority to protect people and the environment through reliable regulation of nuclear power.' Provide the phone number for public inquiries: '03-5114-2190'. State the operating hours for phone inquiries: 'Weekdays (Monday-Friday) 9:00-17:30, excluding weekends and holidays (December 29 - January 3).'