During and after the food shortage era after World War II, whale meat became to be eaten throughout Japan, helped by development of meat preservation technique on distribution route as well, beyond the boundaries of former limited distribution areas.
第二次世界大戦後の食糧難時代以降になると、流通保存技術の進歩もあって限られた流通圏を越え、日本中に鯨肉食が広まった。