@personal852
Yea is very common, the thing is most authors start writing their stories in sites similar to wattapad and when those stories become popular companies such as square enix or kadokawa contact the author for a light novel adaptation and they give the author an editor to revise the...
The legal consent age in Japan is 13 and marriage is at 16 for women. So for Japanese people this is ok except the part where this is a student-teacher love story.