1) The secretariat confirms the desired date and time, place, nationality, desired language, number of people, contact method, wishes for the guide in charge, etc., and considers the validity and safety of AGGN's activities and can respond. We will accept the guide request. 2) Requests will be accepted up to one week before the guide date. 3) Explain to the client that the guide's transportation fee, facility entrance fee, meal fee, etc. will be borne by the client and obtain their consent.