User blog comment:Yountoryuu/Yountoryuu: Chapter 614 Prediction/@comment-3401636-20110207082732/@comment-3097081-20110208095845

Geez, have you guys even been paying attention?! Mermaids use bubbles to move above water, like those floating bubbles in Sabaody. Madam Shirley, Keimi, Neptune's whale, and the big arowana that the three princes used, they all had bubbles to allow them to float so they could move above water.