The last one refilling detergent is a parody of The Milkmaid by Johannes Vermeer; everyone has seen it on textbooks and it has become a meme template on Japanese Twitter in recent years.
1: https://en.wikipedia.org/wiki/The_Milkmaid_(Vermeer)
Thank you, I was confused by what simply appeared to be a picture of someone doing laundry.
Thank you, I was confused by what simply appeared to be a picture of someone doing laundry.