Lovely Craft Piston Trap %e5%8c%85%e8%a3%b9%e9%80%80%e5%9b%9e Achievement

Once a parcel successfully completes a Lovely Piston Trap return, the achievement pop-up appears. The icon typically shows a pink piston squishing a gift box with a curved arrow above it. The in-game description reads:

The Lovely Craft Piston Trap

The developer has noted that future versions of the game plan to introduce new piston types, including Once a parcel successfully completes a Lovely Piston

An 8-part achievement involving the Jack-o'-Lantern Girl and specific item combinations like the carved pumpkin and scissors. Once a parcel successfully completes a Lovely Piston

Example pseudo-event sequence:

: Set the "boat" or active item slot to the Panda's Box . Once a parcel successfully completes a Lovely Piston

So, the phrase could roughly translate to something involving returning a package or bundle, or perhaps a leader or the first of a kind related to wrapped items.