In the case where an agreement under Article 36 of the Labor Standards Act, as applied with the terms replaced pursuant to the provisions of Article 139, paragraph (2), Article 140, paragraph (2) and Article 142 of that Act, that was concluded before the date on which this Ministerial Ordinance comes into effect (hereinafter referred to as the "effective date") (excluding an agreement for which the first day of the applicable period referred to in paragraph (2), item (ii) of Article 36 falls on or after the effective date, and an agreement for which an agreement to the effect that it is to be renewed is concluded on or after the effective date) is notified pursuant to the provisions of Article 36 on or after the effective date, the Forms then in force may still be used.