An Australian government spokesman has described Japan's ongoing program of scientific research as "Commercial whaling under the lab coat of science."
It involves catching and killing up to a 1,000 whales every year.
The Australian government believes the Japanese program is a cover for commercial whaling, which is illegal under international law.
Both countries have come to the international court in the Hague to settle the issue.
Anchor Marco Werman talks to Noriyuki Shikata, who is the spokesman for the Japanese delegation.