At this point, yuri is a well-established genre. Having seen unprecedented growth in 2017, it’s a genre that most any anime fan is aware of. With it comes a massive number of common tropes. All-girls’ schools, especially Catholic schools, are everywhere. Stories rarely go beyond high school and are often entirely non-sexual. Relationships are frequently between senpai and kohai. Sometimes you’ll see a “girl prince” character paired with a more femme character.