In this picture taken on November 28, 2019, Val Monique of Panama sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Ekaterina Mandrichenko of Russia sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Pavlo Romanchuk of Ukraine sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Val Monique of Panama (L) and Shai Othman of Singapore (R) prepare backstage before performing during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Val Monique of Panama sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Candace Miles of Canada sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Siri Sorensen of the Faroe Islands prepares backstage before her performance during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Yuji Ogata of Japan sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Candace Miles of Canada sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Megan Mills of Australia prepares backstage before her performance during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Val Monique of Panama sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Val Monique of Panama (L) and Shai Othman of Singapore (R) prepare backstage before performing during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Ekaterina Mandrichenko of Russia sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Megan Mills of Australia sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Yuji Ogata of Japan sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Val Monique of Panama sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Anthony Duarte of Guatemala sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Megan Mills of Australia prepares backstage before her performance during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Ekaterina Mandrichenko of Russia sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Megan Mills of Australia sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)

In this picture taken on November 28, 2019, Meagen Reyes of the Philippines sings during the Karaoke World Championships in Tokyo. - Accountants, teachers and economists from as far afield as the Faroe Islands, Guatemala and Brazil are battling for the prestigious title of the world's best karaoke singer in the Karaoke World Championships competition held this year for the first time in its spiritual home of Japan. (Photo by Behrouz MEHRI / AFP)