A. Used within anime or manga, mostly by male characters, to refer to a sexual preference for older women.
B. Comics that are aimed at women about homosexual male relationships, much like but not to be confused with Yaoi; Josei tending to be both more explicit and with more mature storytelling.
C. Everyday experiences of women living in Japan. Though there are some stories that cover highschool.
Papa to kiss in the dark; best Josei ever.