Nonograms Katana Wiki

Steel is an item, which is mainly used for upgrading buildings.


Steel can be acquired by:

  • Solving nonograms.
    • The exact drop rate is unknown - although the bigger and more difficult the puzzle, the more you are likely to receive it and in greater amount.
  • Crafting it in Furnace.
    • Items required: 10 x Charcoal and 5 x Iron sand.
    • Items crafted: 8* x Steel.
      • Craftable at once: 40* x Steel.
    • Crafted in:
      • 1h (Metallurgist lvl. 0).
      • 54m (Metallurgist lvl. 1).
        • 42m with Dates, Olive oil or Honey.
      • 48m (Metallurgist lvl. 2).
        • 36m with Dates, Olive oil or Honey.
      • 42m (Metallurgist lvl. 3).
        • 30m with Dates, Olive oil or Honey.
    • Unlocks at: Furnace lvl. 1.
    • *Note: Furnace lvl. 2 allows you to craft 10 instead of 8 x Steel and 50 x Steel at once.
  • Selling items in Bourse.
    • 15 x Iron sand => 5 x Steel.
      • Maximum 10 x Steel (2 trades) per cycle.
  • Throwing items into the Cauldron.
    • Random drop rate. It also depends on the item thrown.
  • Levelling.
    • Every 12th level, beginning at lvl. 10 (e.g. levels 10, 22, 34, etc.), you are rewarded with 5 x Steel.


Steel can be used for:

Steel can not be sold in Shop.
Steel can be thrown into the Cauldron.