A Day in the Life of Yoshimori
Yoshimori trains a lot and tries to best Tokine as usual. His grandpa, Shigemori, mentally remarks how much power Yoshimori has. Yoshimori at the end breaks a boulder... and the garden.
Aired 27/11/2006EP 8 - A Day in the Life of Yoshimori

2006
Kekkaishi
Yoshimori Sumimura is a 14-year-old student at Karasumori School. Following in the tradition that's come down through the generations, he is the twenty-second Kekkaishi of the Sumimura clan. But he’s constantly fighting with his rival, Tokine Yukimura—his childhood friend and also a Kekkaishi—about who is the rightful heir to the magical barrier arts. Protecting people from danger while growing stronger himself, Yoshimori will battle the forces of evil again tonight!
(Source: Crunchyroll)