To input them in Roblox Fishing Simulator, load into the game and find the golden ticket. Click on this icon and a box will appear. Input the code and click Redeem to receive the reward.

To redeem Anime Fighting Simulator codes in Roblox, you need to join a session and then look for the Twitter blue bird icon in the menu to the bottom left of the screen – if you can't see it ...

Selecting that icon will bring up a menu for code redemption. Any desired code can be entered there for Gems in Roblox Fishing Simulator.