Your new home in MHP 2nd is almost a complete upgrade from MHP. While the things to do and stuff inside are almost the same, it certainly looks much better and comfortable.
MHP 2nd's Items Box has been expanded to allow you to keep up to four pages of items, weapons, armors and the new ornaments. Unlike MHP, you don't have to unlock these pages. And it helps a lot that Items Box can be found in the kitchen and farm as well.
|アィテムを取り出す||Take out items|
Contains all the info on the quest location, weapons handling, armors and more. I will only provide a translation of the main menu as there are just too much to explain here. However, it is not something crucial to your game progress.
||Close-range weapons information
||Long-range Weapons Information
||Armors. Ornaments Information
|モンスタ - 情報
|ハンタ - 豆知識
Allows you to change your...hair style! This is pretty self-explained, so I don't think I can help here.