Please see attached for details. 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 J... Please see attached for details. 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.