Because Google is the gatekeeper to what you see, and Google prioritises the boring and bland and CEO-friendly websites you see.
Correction: English-language Google is. — I find that very often the vaunted Anglo-Saxon moralism indeed only polices English content. I can find the most interesting and entertaining subjects searching in Japanese that do not show up when the same search is replicated in English, where it instead gives me something only barely related to my search that was simply popular enough. It's quite simple how Twitter is actu…
Japan may have some areas they are more flexible with, but they have just as many, if not more that they rigid about too.
People are different, trying to make them the same would be just as boring.