In a piece on the Lolita Complex, punks, and otaku, game translator and author Matt Alt points out that the word “otaku” (“geek”) was a dirty word of sorts, banned by NHK until 2008. More in the link. [Neojaponisme]
https://lastchance.cc/the-meaning-of-ninjy-5024530%3C/a%3E%3C/p%3E