Talk:Mitsuha Miyamizu/@comment-153.107.36.57-20191114020756/@comment-188.120.84.2-20200709190959

You can say someone has an AB blood type without clarifying whether or not it's + or -. The AB simply means that the blood cells have A and B proteins on them while + and - indicates whether or not they also have a rhesus protein. Saying she has AB is correct.