As to the present "Classic Pants" made by Mitsukoshi, because the company which had delivered them to Mitsukoshi withdrew from manufacturing them in 2001, As Corporation took over manufacturing them.
現在の三越製の「クラシックパンツ」は2001年（平成13年）に三越に納品していた業者が製造から撤退したことから、その製造を株式会社アズが引き継いでいる。