TOKYO DOME CITY LOST AND FOUND
Tokyo Dome City lost and found: LINE, attractions, hotel, and locker routes
An English guide to Tokyo Dome City's official LINE lost-and-found service and separate routes for Tokyo Dome Hotel, WINS Korakuen, IMM THEATER, and lockers.
Last verified: September 29, 2026
Short answer
Tokyo Dome City's official English FAQ says lost and forgotten items in Tokyo Dome City can be searched through LINE. The official service guide places the Lost and Found Center by Tokyo Dome Gate 21 and lists LINE support hours of 9:00 to 22:00, with new inquiries after 21:00 answered from 9:00 the next morning. Tokyo Dome Hotel, WINS Korakuen, IMM THEATER, and coin lockers have separate contact routes.
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What to do
- 1
Separate the Tokyo Dome City facility
Record Tokyo Dome, an attraction, LaQua, a shop or restaurant, Tokyo Dome Hotel, WINS Korakuen, IMM THEATER, a locker, or an access route such as a station.
- 2
Use Tokyo Dome City's official LINE
Open the official Tokyo Dome City lost-and-found page, add Tokyo Dome City-find in LINE, and submit the date, time, area, and item details through the inquiry banner.
- 3
Use the exception route when needed
The official FAQ lists separate contacts for Tokyo Dome Hotel, WINS Korakuen, IMM THEATER, and coin lockers. Do not send these cases to the general city chat without checking the current route.
- 4
Save the case number
When an item is found, the service issues a reception number and tells you where it is held. Ask about ID, proxy collection, delivery, and the holding deadline.
Frequently asked questions
How do I report a Tokyo Dome City lost item?
Use the official Tokyo Dome City-find LINE service. The English FAQ says LINE can be used to search for lost or forgotten items in Tokyo Dome City.
What are the LINE support hours?
The official LINE guide lists support from 9:00 to 22:00, including weekends and holidays. New inquiries after 21:00 are handled from 9:00 the next morning.
Who handles an item lost at Tokyo Dome Hotel?
Tokyo Dome City's official FAQ lists Tokyo Dome Hotel separately at 03-5805-2111. Contact the hotel directly for hotel-room or hotel-facility items.
Who handles a coin-locker item?
The official FAQ lists a separate coin-locker contact at 03-3817-6164. Include the locker area, number if known, and time.
Official sources
Rules can change. Confirm the latest requirements with the holder and carrier.
Related recovery guides
Want us to contact the facility?
We can contact up to five selected facilities in Japanese. The start fee is $19; a size-based success fee is due only after a matched item reaches us.
Start a $19 request