According to United Daily, PX Mart is launching HSR collab bentos and desserts, opening pop-up counters at five stations for limited-time sales, alongside its own character merchandise.

Retailer–transport collaborations market to on-the-move consumption, using high-traffic stations to seek brand exposure and sales at once.

Limited-edition, pop-up formats spur scarcity and immediacy; character goods and rebates are devices to lift repeat visits and conversion.

Such tie-ups give consumers new choices and firms a chance at brand extension, though limited stock and timing mean checking information before buying.

The stations and terms are summarized as announced; actual operation follows store guidance.