In fact, according to the quotes in the game, Ashigara is in fact a very capable lady who could handle both her job and the housework very well, with high focus and efficiency.
For example she could deep fry more than 100 tonkatsu(deep fried pork) at a time, and serves both the lunch and dinner for Teitoku, which have her own style of flavor and seem not unpopular.
I suspect Nachi does not want Ashigara to get married. Nachi does love Ashigara though.
As a heavy cruiser, I'm loved by everybod-Everyone's just acting nice to you - since you seem to turn into a courtly lady.I'm often regarded by everyone as family-orientat-Nachi Nee-san, just stoooop!Nice to meet you.Umm.. I'm Haguro.Umm... Nee-san...You're called the Hungry Wolf, yeah?I am Ashigara. My strong point is naval battles.Umm... maybe we should leave the two of them alone?My hobby is cuisin-MARRIAGE INTERVIEW
OmiaiYou can't make food though, right?Family member, Nachi.