You can make any mission you desire, as long as it is within the following parameters.
1) The mission has no particular participant in mind
2) The mission is given by one’s own village
3)
D - at least rank 1 in 1 skill
C - at least rank 2 in 2 skills
B - at least rank 3 in 3 skills
A - at least rank 3 in 5 skills
S - at least rank 4 in 4 skills
As long as the parties involved collectively fulfill the rank conditions, they can undertake the mission as a unit.
The mission will have checkpoints where each skill is necessary, which will then be taken to a roll. Passing the roll means continuing the mission. Repeat until all checkpoints are passed. Each turn between checkpoints must have a minimum of 250 words.
Rewards are given with a mimimum wage of 500 Ryo for D rank missions. The reward doubles for every following rank. Resulting in a cap of 8000 for S rank missions.
Missions also reward experience that increases with each rank. It starts at 25 exp for D rank missions. The reward doubles for every following rank.