"Gamo, bargain soapland, looks good" — some people hear that and instantly get it, and some don't.
I'm 42 and still out in the field of this world, so I'll lay it out from a real-world point of view. (Soapland is the bathhouse-style format of Japan's licensed adult entertainment.)
Why this topic matters
Information about fuzoku (Japan's licensed adult-entertainment business) is surprisingly poorly organized. Beginners especially tend to end up not even knowing where to start looking.
What this means in concrete terms
In a word: whether you know it or not changes the quality of the experience.
What I'm writing here is the essence of the knowledge I've built up over 20 years.
In closing
Got questions about this topic? Drop a comment or hit me on social. And give First Class Ruby a look while you're at it.