A collaboration between the movie *Detective PreCure! The Mysterious Garden and the Two Secrets* and JR Central’s “Oshi-Tabi” campaign will run from Friday, September 18, 2026, through Sunday, December 27, 2026. Four special events will be held: an original voice drama to enjoy aboard the Tokaido Shinkansen; free smartphone wallpapers; onboard perks including postcards and pin badges; a raffle to win an exclusive acrylic stand; and an AR photo frame.