-Official Description of Each Rank-
Genin: This is where you will start out. At genin rank, you will be learning all the basics in the guild. Genin are the lowest of ninja skill levels. They possess a knowledge of all the basic ninja skills and will do lower C & D rank missions with their Jounin sensei. Once the Genin has successfully undertaken eight missions, they can be sponsored by their Jounin sensei for the Chuunin Exam.
Chuunin: You will become a chuunin when you have passed the chuunin exams. As a chuunin, you will be able to do higher ranked missions. The Chuunin is the basic journeyman ninja of the village. These ninja can become field doctors or teachers. They were formerly Genin who were promoted for displaying excellent intelligence, strategy and combat skills in the Chuunin Exam. Chuunin have the equivalent rank of military captain, exhibiting strong stamina, knowledge and inner wisdom.
Special Jounin: Special Jounin are ninjas who have gained high Jounin-level skills in one area of ninja arts. These are ninja like Morino Ibiki, who is highly skilled at interrogation and torture. Ninja attain the rank of Special Jounin through official appointment.
[Special Jounin] Medical Nin: You will be working at the hospital in your village. Whenever someone is injured, you will be treating them.
[Special Jounin] Hunter Nin: Sadly, every now and then, there will be people who try to run away from their village or something, so you get to be a hunter ninja, and help your village hunt down that person and make sure none of your village's secrets get out.
[Special Jounin] Academy Sensei: At this rank, you will be working at your village's academy. You will teach people who have just joined the guild, how to roleplay, use the guild's battle system, and anything and everything else.
Jounin: At a jounin rank, you have succesfully reached the middle rank of the whole guild. At jounin rank, you will be able to take A and B ranked missions, help the kage do special tasks, teach genins and chunins, and lead missions. The Jounin are ninja who are highly skilled in all jutsu skills and arts. Ninja attain the rank of Jounin through official appointment. The Jounin generally serve as squad commander for mission operations.
Anbu: At anbu rank, you will be protecting the kage, doing S ranked missions, and you'll also be in charge of learning other village's secrets.
Anbu Black Op: Anbu black ops train new anbus, lead anbu squads, and learn about Akatsuki plans.
Sannin: Sannin have the strength and power of an Anbu, and the wisdom of a Kage. Sannin are strong shinobi that have turned old. Only three sannin exist in each village. A Sannin has a lot of wisdom. Sannin usually spend their time teaching genins. Only when they are called upon shall Sannin participate in battle.
Kage: A kage will be in charge of a whole guild, so this is a big responsibility. You will be assigning the clan leaders, and you'll be in charge of turning in reports of your village to me. You'll be taking care of all the problems in your village. The village Kage is the strongest ninja in the hidden village. The Kage serves as the pillar upon which the village stands and the strength a village presents to the other ninja countries largely depends upon the strength of the Kage in power. They have excellent chakra and stamina and know the most jutsu techniques. Only the Five Great Shinobi Countries are allowed to call their head ninja by the Kage name.