nds game - 牧場物語

清晰攻略: http://mcwy.emucn.net/nds/0100/index.html

your main job is to farm: grow crops, take care of your livestock, and ship/sell them for money

you will also find girls around town that can be your potential wife, so if you see a girl that you like, you can give her things to improve your relationship with her.

攻略 has detailed description of the game, with pictures as well. Go and read it~