Because she's a less obviously scary version of Plasma-chan, not to mention, anyone that picks on Akebono automatically gets a few points too.
And, contrary to her usual depection in other works, she's not just the shy type, she's a bit more "direct"(i.e that time when she did insult the admiral and the admiral thought it was Akebono)
Passive-aggressive Ushio 2nd best Ushio. Real best Ushio is Outofu's sticker addict.
USHIOOOOOOO!!!Eh...If you are angry then just say it directly! DIRECTLY!!!Ah... well...I am not angry. (Intimidatingly)Else you will be made fun of by the other shipgirls you know!!
Bring a chair over here!!It is fine, I am not angry about it.So... Sorry... I think I accidently cut your bangs too short...Really...?OkayboingAnd soYOU LIAR!!!MirrorUshio!!When are you going to cut that hair of yours. Your bangs have grown way too long already!!Look. I will give you a haircut! Just take a seat here.Ah. Akebono-chan, your bangs look a little long. Let me help you trim it.Oh. I'll be relying on you then.