The civilizations of the world have undergone all kinds of evolution over the years. Even in its home country, Japan, it is running through the post-war confusion and disseminating and providing world-class technology. Today, its quality and reliability are at the top level in the world. The same technique applies to sex. And from the time when it was called shakuhachi in the old days to the current fellatio, the high-quality fellatio that is unique to Japanese people and the attention to detail is now admired by men all over the world.
