Lets you hold lots of extra energy, fat or fuel oil depending.
Well, since if fat is melted it turned into oil, is it fuel fat in case of kanmusu's?
Anti-torpedo Bulge*squishy*
*squishy*It's not what you think, OK? This is an anti-torpedo bulge, alright? BULGE! Like the Battle of the Bulge.A... after that I ate a ridiculous amount of mochi with Akatsuki and her bunch... (It's only new year's fat)