Time-related
Sound Capsule: Record a message and store it in a necklace or ring; touch to play.
Scented Memory Jar: Collect five memorable scents and turn them into a scented candle or diffuser.
High-tech
AR Memory Map: Scan a code to trigger a travel video surprise.
Mood-changing Cup: Hidden messages appear when the cup is heated.
Clever Interaction
Puzzle Gift Box: Solve a puzzle to unlock the final gift.
Real-life Cards: Turn your friends into characters for a tabletop game.
Subtle Exclusivity
Invisible Engraving: Hide initials in a fountain pen or piece of jewelry.
Comic Merch: Turn photos into comic-style designs and print them on phone cases or canvas bags.
Ultimate Romance
Life Progress Book: Transform your chat history into a physical timeline.
Metaverse NFT: Turn a photo into a blockchain-based digital collectible.