In late November and December 2013 , she was invited to perform for two international events . On 28 November , she was in Japan after receiving an invitation by the Japanese embassy in Malaysia for Asean-Japan Music Festival - Music for Healing after the Earthquake in commemoration of the 40th anniversary of Japan - Asean countries relationship , and as a musical appeal for relief aids for victims of 2011 Tōhoku earthquake and tsunami . During the festival , she performed a medley of songs that she personally had chosen - '' Biarlah Rahsia '' , '' Koibito yo '' ( a Japanese song , made famous by Mayumi Itsuwa ) and '' Nirmala '' in front of other representatives from both Japan and Asean countries and also the Japanese Prime Minister , Shinzō Abe who officiated the festival . Apart from local Japanese viewing , the festival was also made available for viewing for worldwide audience through NHK World . On 5 December , she was invited to perform at the 2013 Asian Television Awards at Resorts World Sentosa , Singapore , where she performed two songs - " Lebih Indah " and " On the Floor " where the show was broadcast for the first time to both STAR World and Channel V reaching audiences in Hong Kong , Indonesia , Malaysia , Philippines , Singapore , Taiwan , Thailand and Vietnam
2011 Tōhoku earthquake and tsunami
2011 Tōhoku earthquake and tsunami
Siti Nurhaliza