Maruboshi Renji also known as Kagutsuchi no Renji is the lieutenant of the 1st Division of a secret organization Underworld Goverment his job is to pass on the orders given by the Leader of the organization Marshall D. Nicolas to other Division's Captins, he would also get usally sent to handle agreements with other organizations, being the lieutenant of the 1st Division Renji has already been chosen by nicolas to be the next leader of the organization. Renji is also a very close freind of Marshall D. Nicolas and the person that Nicolas trusts the Most in the organization.