Najimi Osana is named after the Japanese phrase "osananajimi" (childhood friend).
Tadano Hitohito is named after the Japanese phrase "tada no hito" (ordinary and average) and "hito" (human - as in being human and in being a human).
For several years, there was an ongoing meme that the Komi Can't Communicate manga would never get an anime despite it being hotly requested and mocking the implausibility of it ever being made.