The Best Animal Crossing New Horizons Too Many Items Lying Around Design Methods: An In-Depth Guide. Any item that is even dropped on a bench or table counts as a dropped item. Clutter means you have too many furniture/trees/flowers per 8x8 section, which is what the game evaluates your island on.
How dare the gods work against me! Wasn't sure if that meant too many items, bugs, fish, etc. I've read somewhere you can have like 15 more or less.
