"What is mesu-iki (a deep, full-body climax in men that doesn't rely on ejaculation) for men? The benefits, how to train for it, the right technique, and the cautions" — some people hear that and instantly get it, and some don't.
At 42, I'm still out there working this world in the flesh, so I'll put it together from a real-world point of view.
Why This Topic Matters
Information about fuzoku (Japan's licensed adult-entertainment business) is surprisingly disorganized. Beginners especially tend to end up not even knowing where to start looking.
What This Actually Means
In a word: whether you know it or not changes the quality of the experience.
What I've written here is the essence of the knowledge I built up over 20 years.
Finally
If you've got questions about this topic, drop a comment or hit me on social. And go check out First Class Ruby while you're at it.