Previously, the Japanese Government had announced that restrictions on Canadians travelling to Japan had slightly eased but unfortunately, after Tokyo and other regions of Japan went into a state-of-emergency due to rising Covid-19 cases, travel restrictions to Japan have tightened again. Further details can be found at the link below. https://www.mofa.go.jp/ca/fna/page4e_001053.html
For more information on the Covid-19 situation for foreign-affiliated companies in Japan, see JETRO's Covid-19 information page: https://www.jetro.go.jp/en/invest/covid-19/