Something about having curry specifically on Fridays so that the sailors can keep their sense of time while out at sea. Considering that the Japanese got their curry addiction from the British Navy back when they were best pals in the Meiji Era, I'd say it was around late 19th century up until the turn of the 20th century, right before the World Wars.
The Third Fleet's been gathering more resources these days than the Second Fleet, you say?We're giving it our all.You've even added a newbie, huh?Verily, it could be worse than the Second.What's she so mad about?Just leave it to us for a while. You can go ahead and take time to relax, okay?She got heated up by the Third.