Japan is an island country in East Asia located in the northwest Pacific Ocean. It is bordered by the Sea of Japan to the west and extends from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south. Part of the Pacific Ring of Fire, Japan comprises an archipelago of 6852 islands covering 377,975 square kilometers (145,937 sq mi); the country's five main islands, from north to south, are Hokkaido, Honshu, Shikoku, Kyushu, and Okinawa.

Victoria is a federated state in southeastern Australia. It is the second-smallest state with a land area of 237,659 km2 (91,761 sq mi), making it the most densely populated state in Australia (26.56 per km2). Victoria is bordered with New South Wales to the north and South Australia to the west, and is bounded by the Bass Strait (which separates it from the island state of Tasmania) to the south, the Great Australian Bight portion of the Southern Ocean to the southwest, and the Tasman Sea (a marginal sea of the South Pacific Ocean) to the southeast.