I'm not a Rika fan at all, but she looks so elegant in this pics.
Though, if I'm not mistaken, the jacket in this pic is for a Lieutenant Commander (3 等海佐), while in the other pics her white jacket is for a Lieutenant (1 等海尉).
"Son, we live in a world that has wota, and those wota have to be entertained by girls in short skirts. Who's gonna do it? You?....." **omitted for the sake of brevity, seriously, i considered posting the whole thing** "You don't want the truth because deep down in places you don't talk about on forums, you want me on that stage, you NEED me on that stage."