The shadow/distortion caused by the curve of the spine on the right edge of the scan was SO bad that not even Nnescio could salvage it. I had to go back and hand-transcribe Mutsu's word bubble.
Going from the book, it's どんだけあの子ら提督LOVEなのよ。I think you were confused with 子 - It's kanji, not kana.
Over there! Heeey!Those girls have some pretty incredible Admiral Love...Heya, ladies! You having fun?I won't give up this place.What is it, I-19?Admiral! Someone's passed out over there!!Ah! It's the Admiral!It's hot, so I brought some hydration for you.I, Nagato, have suffered an embarrassing loss...Someoooone!
Someone come here!
It's big troublllle!Ah, you've even lost to Kaga...FAST!!Yeah!Thanks for that.Admiraaal!
Come swim with us!I won't hand over the Admiral...Whaaaat!?What was that!!Oho? If it isn't the Admiral. Thanks for your hard work.