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Karakarāyu (カラカラー油 Karakarāyu) is an orange rāyu made from a kind of extremely hot capsicum. Wabutora drank it to perform his Oil Sweat technique, which grants him an incredible oil sweating effect all over his body that allows him to repel water, even the dangerous one of Death Falls.
- Its name is a portmanteau of "Karakara" and "Rāyu".
- Karakara means parched or dried out.
- Rāyu is a kind of chinese chili oil used in Japan as a cooking ingredient or as a condiment.
- Capsicum is a genus of flowering plants in the nightshade family Solanaceae. It is cultivated worldwide, and has become a key element in many regional cuisines. In addition to use as spices and food vegetables, capsicum has also found use in medicines.