From Treasure Adventure World Wiki
House Upgrades are additions to the house which the player can purchase.
|House Key||The key for your very own house||Kingstree Island||Buy from Patton on Kingstree Island for 1,000 coins|
|Television Set||Provides countless hours of entertainment||Cargale Island||Buy from Henrey in the Cargale 6-Fifteen for 800 coins|
|Painting||Proves to everyone that you have good taste in art.||Danausal Island||Buy from Evelyn in Jojamart for 800 coins|
|Garden||Growing your own food is rewarding||Boracay Island||Buy from Apini in the Boracay village for 500 coins|
|Jukebox||Listen to your favorite tunes again and again||Danausal Island||Buy from the Numi guy on Danausal Island for 750 coins (you need to turn in all 12 numis first)|
|Computer||Spend way too much time studying your game stats||Somora Island||Buy from Feti on Somora for 750 coins|