Hunt the whales as the Arctic and other "aboriginal" peoples do -- NON-commercially, shared equally by all, without exploding harpoons and all the rest -- fine.

But if you take it as described and then sell the products -- no, I don't think so.

As for blessing with rice wine and so on, well, the Inquisition blessed the instruments of torture.

I have no quarrel with teaching children that food does not magically appear, that it comes with work and blood. But that lesson can be taught in other ways.