Weed City「マリファナシティ - 麻農場の王様」は、

Weed City - Hemp Farm Tycoon is an idle game where you will be shown and taught how to make a successful business in this area. Purchase grow houses and farms to grow and harvest your crop. But everything won’t happen by itself, remember it’s a simulator game. Somebody is supposed to look after your plants when you are offline. Cultivate different plants, cross-breed them to create unique strains. Hire and manage a growing staff, and be prepared to take on the competition. As in real life, the business of bud presents plenty of opportunity along with a lot of issues. Decide when and where to take on extra risk to maximize profit, but be careful, the cops are all working their own angles.