Mezue ahịrịokwu na-esonụ: Yamaguchi agbaala asọmpi World Men's Curling Championship ugboro isii n'ọrụ ya. Na 2009 Worlds na Moncton, New Brunswick, Canada, ọ gbara nke atọ maka ndị otu Japan, nke mere nke iri na asọmpi ahụ; Na 2013 Worlds na Victoria, British Columbia, Canada, ọ gbara nke atọ maka ndị otu Japan, nke mere nke iri na otu na asọmpi ahụ; Na
Na 2014 Worlds na Beijing, China, ọ gbara nke atọ maka ndị otu Japan, nke mere nke ise na asọmpi ahụ; Na 2015 Worlds na Halifax, Nova Scotia, Canada, ọ gbara nke atọ maka ndị otu Japan, nke mere nke isii na asọmpi ahụ; Na 2016 Worlds na Basel, Switzerland, ọ gbara nke abụọ maka ndị otu Japan, nke mere nke anọ na asọmpi ahụ; na 2017 Worlds na Edmonton, Alberta, Canada, ọ gbara nke abụọ maka ndị otu Japan, nke mere nke asaa na asọmpi ahụ. Ọ gbara onye nke abụọ maka Yusuke Morozumi rink ma nọchite anya Japan na 2018 Winter Olympics, na-agwụ na 8th ebe.