
Trade will use Sevillian Tin Crowns. Iron Crowns can be exchanged for Tin Crowns at the Trading Post, assuming they are still in stock.
Please note that stocks and limits may not be up to date. They're only listed as an indication.
Stocks last updated: April 26th, 7:30 UTC
Selling:
All values noted are averages as measured by the 'Average E/S/V' setting in Amber. Items are ordered by quality, so higher-quality items are sold first.
Gold Nugget - 80 Tin Crowns (0 in stock) currently sold out
Material Account [Gold Nugget] - 5 Tin Crowns (10 in stock)
Toy Chariot [q44] - 5 Tin Crowns (10 in stock)
Cloth (linen) [q24-q25] - 4 Tin Crowns (27 in stock)
Barley (50 seeds) [q18] - 5 Tin Crowns (26 in stock)
Straw [q19] - 1 Tin Crown (30 in stock)
Bronze [q37-q38] - 4 Tin Crowns (29 in stock)
Tin [q48-q49] - 3 Tin Crowns (26 in stock)
Copper [q31-q44] - 3 Tin Crowns (32 in stock)
Raw Mammoth Meat [q120] - 5 Tin Crowns (1 in stock)
Cow Chorizo [q34-q45] - 3 Tin Crowns (10 in stock)
Boar Baloney [q29-q33] - 3 Tin Crowns (3 in stock)
Piglet Wursts [q48-q50] - 3 Tin Crowns (4 in stock)
Badger Botillo [q28-q49] - 3 Tin Crowns (4 in stock)
Limited goods:
Stock of these goods is very limited (often only one) and there is no guarantee they'll be restocked (usually they won't). Buy them before they're gone!
Tankard [q60-q61] - 5 Tin Crowns (4 in stock)
Spectacles [q82] (+14 PER) - 10 Tin Crowns (11 in stock)
Buying:
Qualities specified are the minimum in every category. If not specified, any quality is accepted.
Steel - 50 Tin Crowns (limit: 5)
Salt [q10+] - 80 Tin Crowns (limit: 5)
Rope - 9 Tin Crowns (limit: 24)
Wax - 7 Tin Crowns (limit: 46)
Leather - 4 Tin Crowns (limit: 0) currently not buying
Candleberries - 2 Tin Crowns (limit: 0) currently not buying
Wool [q10+] - 2 Tin Crowns (limit: 12)
Raw Venison - 3 Tin Crown (limit: 51)
Location
The Shiomi Academy Trading Post is located at (-29, -34). There exists a direct route between Shiomi and the Sevillian Community Market; for details see this post.

For visitors from the north, there is a road (named 'River Connection') that will allow you to carry your boat over land easily, reducing the length of your journey.
Feedback regarding wares and prices is welcome.