Oku-sama wa Joshi Kōsei

My Wife is a High School Girl (おくさまは女子高生) is a Japanese manga series created by Hiyoko Kobayashi centering around a couple whose age difference makes it difficult for them to further their relationship, as one is a high school girl and the other is her physics teacher. The series first began as a manga serialized in Young Jump published by Shueisha. Also, a video game ported for the PlayStation 2 and also the Dreamcast were released based on the series. Later the series was adapted into an anime series that aired in Japan between July 3, 2005 and September 25, 2005, containing 13 episodes, with each episode containing two mini-episodes.

Plot
Asami Onohara is a seventeen-year old high-school student with a secret which has not been revealed to anyone: She is already married. Her husband, Kyosuke Ichimaru, is a Physics teacher in the same high school as her. However, even though they are officially a married couple, Asami's father forbids them to have any sexual contact until after Asami has graduated. Asami has to hide the fact that she is married to Kyosuke while trying desperately to further their relationship, and it does not help when there are so many interferences and obstacles from her father and other third parties.