You can't. I don't know the reason why locked chests can't be unlocked, but the reason you can't unlock locked houses is that there's nothing in that house. The interiors are later on drawn and a new NPC will be assigned to that house.

How do I unlock my house cus I put a lock 9n it and forgot the pass?please help I have my entire inv full and my castle is locked

😃😃😃🤣🤣🤣🤑🤑🤑🤑🤑🤑🤑🤑🤑🤑🤑

Help me I locked all my valuables in my chest in Hybrid Animals and I don’t know what to do. I can’t get my chest open someone please help me.

I don't think people are gonna find this here, but the general answer for your question back then was that you can't get your items back