In Suikoden 1, you can access the warehouse vault once you have established your headquarters and recruited Rock .
If you are using a modern cheat database (like those found in DuckStation or PCSX-Reloaded), look for the entry labeled "Have All Items (Except Key Items)" . That version filters out the story-critical flags, leaving you with weapons, armor, runes, and healing goods. suikoden 1 gameshark codes have all items
Using these codes, you can enjoy Suikoden as an all-powerful leader. Good luck recruiting all 108 Stars! In Suikoden 1, you can access the warehouse