This document describes several "chindogu" inventions, which are intentionally unuseful or pointless inventions. It lists 4 such inventions, including using protective plastic sheets and magazine articles to allow reading in the shower, using a condom and street chalk for hand protection while doing street art, combining chopsticks and a paint brush for a lazy person's pedicure, and an eyeglass case that holds condoms for eye protection of glasses and contacts.