Your research on corporal punishment in the US and Japan is wonderful information. I was interested in your views on punishment. I teach 8th grade U.S. History and do some assignments on our laws. Your information will be given to my students next year. Especially for boys, spanking on the botton shoud work.
Little boys have to learn to be men.
If they fail to, they might end up being homesexual. They really need affection from older males to facilitate reinforcement to know what is the accepted behaviour. There are always some boys who have to learn it the hard way.