The are the adjutants to the captains in each squad. In terms of rank, they hold the second seat in the squad. In the case of a squad captain's death, departure, or other circumstances making them unable to perform their duties, the lieutenant acts as the acting captain until another captain can be assigned. The hold ranks from third seat to twentieth. While single digit ranks are usually assigned to a single officer, the lower ranks are often held by several. Higher ranks may also lead secondary teams within the division; for instance, Hanatarō Yamada is Squad Four's seventh seat and leader of the Fourteenth Advanced Relief Team therein.