C388 enel Vs Diamond Jozu

Although Kaku could make Vista not notice his existence with the help of the Silent Fruit, the competition arena was only so big, and Vista's speed was not slower than his. Even if Kaku could not detect his aura, he could still see him with his eyes. Then, the power of the Silent Fruit would be useless.

Kaku knew very well that he was not a match for Vista with just the swordsmanship