This solicitation is intended only for sources duly authorized to operate and do business in Japan, as prescribed by DFARS 252.225-7042. Prime Contractors outside of Japan must submit documentation th... This solicitation is intended only for sources duly authorized to operate and do business in Japan, as prescribed by DFARS 252.225-7042. Prime Contractors outside of Japan must submit documentation that unambiguously demonstrates the Offer's compliance with DFARS 252.225-7042 (e.g. proof of incorporation) as part of their offer.