Jakk (Ja-k) In of the many types of Kii. Jakk are diminutive kii of autumn. It is said they make their homes in gourds and in their vines. They are said to have deep red hair and wear black clothing. Jakk are most prominent during the Kykora or Samhain holiday. During this time, they take pleasure in jumping over candles that are lit in pumpkins. The role of Jakk is that of ripening of gourds and late harvested food. They are drawn to decorated gourds, and if hung in the house and pleasing to the Jakk, they will bless the home.