Umm... What does it say...

I see now. Okay.

"Dear Admiral-sama,"

I'll take care of Hoppo-chan!

We the Abyssal Princesses won a lottery and will be taking an overseas vacation.

Therefore, can we ask for you to take care of the still-young Northern Ocean Princess until the New Year ?

Thank you for your help.

...but soon she joined friends with the ship girls...

...and they all had an enjoyable New Year's together.

After the new year began...

Hoppo-chan sulked at first...