"Saitama health, the pretty ones" — some people hear that and immediately get it, others don't.
I'm 42 and still out walking the floor of this world, so I'll sum it up from a real, on-the-ground point of view.
Why this topic matters
A surprising amount of fuzoku information out there isn't well organized. 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's written here is the distilled essence of the knowledge I've built up over 20 years.
Last thing
If you've got questions on this topic, drop a comment or hit me on social. And while you're at it, check out First Class Ruby too.