End of the occupation,1945

On 6 and 9 August 1945, U.S. B-29 bombers dropped two atomic bombs on the Japanese cities of Hiroshima and Nagasaki. On 8 August 1945, Soviet Union declared war on Japan and invaded Manchuria. The bombing of Hiroshima and Nagasaki along with the entry of Soviet Union into the war ended the Japanese occupation of Southeast Asia. By then, the Japanese allowed the Allies to send in forces and food supplies. Prisoners-of-war were checked by medical officers and arrangements were made to send them home.
On 15 August, Japan announced its surrender. The formal signing of the surrender instrument was held at City Hall, Singapore, then known as "Municipal Hall", on 12 September. This was followed by a celebration at the Padang, which included a victory parade. Lord Louis Mountbatten, Supreme Allied Commander of South East Asia Command, came to Singapore to receive the formal surrender of the Japanese forces in the region from General Seishirō Itagaki on behalf of General Hisaichi Terauchi. A British military administration utilizing surrendered Japanese troops as security forces was formed to govern the island until March 1946.
On 15 August, Japan announced its surrender. The formal signing of the surrender instrument was held at City Hall, Singapore, then known as "Municipal Hall", on 12 September. This was followed by a celebration at the Padang, which included a victory parade. Lord Louis Mountbatten, Supreme Allied Commander of South East Asia Command, came to Singapore to receive the formal surrender of the Japanese forces in the region from General Seishirō Itagaki on behalf of General Hisaichi Terauchi. A British military administration utilizing surrendered Japanese troops as security forces was formed to govern the island until March 1946.
Banana money became worthless after the occupation ended. Many individuals who had acquired their wealth through banana currency were rendered penniless 
Source:http://en.wikipedia.org/wiki/Japanese_occupation_of_Singapore(DateAccessed:17Feb2013