Kemono Friends, Shoujo Shuumatsu Ryokou Recommendations
The aimless travels of two uncomplicated people within the ruins of human civilization, finding joy in simple discoveries and products of a long lost culture, and exploring how the few remaining people find reasons to live in a desolate world.
They are both in the "Comfy Apocalypse" genre - an adventure set in a post-apocalyptic world. However, there isn't a sense that characters are facing a struggle for survival as one would expect of such a world. Instead the protagonists face rather mundane, non-threatening challenges that would be easily solved by modern-day conveniences, which are of course unavailable in a post-apocalyptic world.
Both feature two female protagonists that travel in a run-down vehicle.
Both involve meeting friendly strangers and helping each other to solve their challenges. A typical episode might consist of a character "inventing" a thing or idea that already exists in the real