Forget Me Not (忘れないと誓ったぼくがいた), Kei Horie, 2015

There was a love to remember. Takashi Hayama is a thirdyear high school student. He falls in love with Azusa Oribe at first sight and they begin to date. One day, Azusa tells Takashi People who meet me, forget about me several hours later. Takashi doesnt believe Azusa, but by chance, he realizes that he forgot about Azusa. So he wont forget Azusa, Takashi begins to leave a note for himself and Azusa.