Ever since the release of Marie Kondo's 2011 bible on the Japanese art of decluttering, much of the developed world has been somewhat fixated on tidying up.

Kondo's "The Life-Changing Magic of Tidying Up" has been so influential over the past six years or so that a portmanteau of her name is now commonly used as a verb, with ordinary folk saying such things as "I'm Konmari-ing my (insert extraneous item here)."

Fumio Sasaki's "Goodbye, Things" (Japanese title: "Bokutachini Mo Monowa Hitsuyo Nai") continued this trend after it was released in 2015, becoming a best-selling title in the United States.