The visits Prime Minister Koizumi made to the Yasukuni Shrine, I believe, had nothing to do with approval ratings. He paid respects at the Yasukuni Shrine to pay respects to the people of Japan who fought and lost their lives for the country and to pray for the peace of their souls.
If you want to be fully convinced of the abominations of slavery, go on a southern plantation, and call yourself a negro trader. Then there will be no concealment; and you will see and hear things that will seem to you impossible among human beings with immortal souls.