Article 2. With respect to the buildings and structures other than buildings (including the accessory articles and the land;hereinafter collectively referred to as the "buildings, etc." ) of which the using right was created under the provision of Article 2 of the Housing Emergency Measures Ordinance (hereinafter referred to as the "old Ordinance" ), and of which the using right is existing and in which the person for whom the using right was created (including his successor) has occupants at the time of the coming into force of this Law, the using right shall, regardless of the period of continuance fixed for by the governor of To, Do, Fu or prefecture under the provision of paragraph 3 of the said Article, continue to exist until March 31, 1953. However, when the return of the buildings, etc. has been finished by the fixed date in accordance with the provision of Article 3, the using right shall be extinguished on the day when the return is finished.