Hachimaki is a popular style of headband (bandanna) worn in Japanese culture that often symbolizes endurance. A classic example is that Kamikaze pilots in World War II wearing hachimaki during their battles. Athletes wear hachimaki during competitions. Chefs also wear hachimaki in Japanese restaurants. Protesters wear hachimaki to express the certainty of spirits. Sometimes women will wear hachimaki while giving birth.