Board Thread:Questions and Answers/@comment-70.53.40.61-20170226060743/@comment-167.91.1.11-20170227180041

If you want short expeditions, B4, C1, and D2 give a good amount of steel (especially if you get a great success) and the longest out of the three is only 5 hours. They also give a token or koban. The only one with a sword requirement is B4, which requires an Uchigatana and Tachi on the team.