Tite Kubo, the Creator of Bleach, has not released the ages of any of the Characters other than the Humans in the series as most of them are children or teenagers attending school in a certain year. * Those attending school in the same class as Ichigo Kuosaki are 15 years old at the beginning of the series. Following the time-skip they are 17 years old. * Yuzu and Karin are younger than Ichigo. Along with the students who are the same age as them, they are 11 years of age at the beginning of the series. Following the time-skip they are 13 years of age.