Also, this was tagged no_bra on Pixiv, in response to the Admiral's thought bubble. So jealous.
also in this and previous pages Ooi's breasts have been bouncing around and making sounds, and also squeezing against things to show they are not contained
So this is the moment he knew something was wrong, eh.
H-Hey!Please wait!I won't give up here, even to Kitakami-san!Ah...Since that's the sitch and all, lend me the Admiral, 'kay?Ehh...It couldn't be... no, but...This feeling here...