All I will say is don't hold your breath on any scientific reports showing the depletion of Whales any time soon from this Whale eating nation.
As a meat eater myself (not Whale) I will say control harvest is the way to go. If a nation as poor as my former country Guyana can adhere do this then certainly a nation like Japan can.
See this link for details
http://www.gmtcs.org.gy/gmtcsareas/a...nservation.htm