Chigetsu went to the market and picked up a massive amount of silk and ebony, for the purpose of crafting. It would have to be all hauled back to her apartment, where she would begin the process of weaving it together, or at least planning on how to do something like that in a reasonable amount of time.
[Buying 5 Units of Silk [5,000 Ryo], 5 Units of Ebony [40,000 Ryo], and 20 Units of Yuki Steel [50,000 Ryo] = 95,000 Ryo]
[Buying 5 Units of Silk [5,000 Ryo], 5 Units of Ebony [40,000 Ryo], and 20 Units of Yuki Steel [50,000 Ryo] = 95,000 Ryo]