On 16 December 2021, His Excellency Deputy Prime Minister PRAK Sokhonn, Minister of Foreign Affairs and International Cooperation, and His Excellency MIKAMI Masahiro, Ambassador of Japan to the Kingdom of Cambodia, signed the Exchange of Notes and related documents on the extension of Japanese Grant Aid up to maximum amount of JPY 1,500,000,000 (approximately USD 13,900,000) under the Economic and Social Development Programme for the purpose of implementing the Mobile Harbor Crane Project at Sihanoukville Autonomous Port.