※Promotional items are available while supplies last.

The novelty items and mystery rally sheets can, in principle, be redeemed at the Attractions Ticket Counter from September 10, 2026 (Thu.) to October 18, 2026 (Sun.). Any changes will be announced.
Please note that we cannot accept redemptions outside of the specified period.

The CDKEY is valid for two periods: the first from Thu., September 10, 2026, 10:00 to Sun., October 10, 2026, 24:00; the second from Wed., September 30, 2026, 10:00 to Fri., October 30, 2026, 24:00.

*Each ticket for the first or second half of the game comes with a CD key, which will be included in the puzzle-solving kit. You can receive the in-game item once per account during each period.

*Each CD key can only be used once. A CD key that has already been used cannot be used again.

*Distribution of CD keys will end once the planned quantity has been reached. Thank you for your understanding.

The collaboration ticket is valid from September 10 (Thu.), 2026 to October 18 (Sun.), 2026.

*Collaboration tickets cannot be shared among multiple people.

*Collaboration tickets can be used for all attractions except for special performances.

*Collaboration tickets include parking service. Please inquire at the attractions Ticket Counter.

*Resale of collaboration tickets is strictly prohibited.

*Sales of collaboration tickets at the Attractions Ticket Counter will begin on Thu. September 10, 2026.

*The novelty item and the puzzle rally sheet will be given to you at the time of purchase.

*In addition to cash, we also accept cashless payments.

From Thursday, September 10 (Thu.) onward, purchases will only be available at the same-day price.

*While novelty items and mystery rally sheets will generally be redeemed at the attractions Ticket Counter, there is a possibility that advance and online purchases may be redeemed at a different location. We will inform you if this is the case.

*The design differs between the first and second halves.

*The puzzle-solving rally takes approximately 60 minutes.

*The puzzle-solving rally is available in Japanese only.

The reception time for the mystery-solving rally’s goal is subject to the Operating Hours of Tokyo Dome City Attractions (Tokyo Dome City, Tokyo Dome).

*Please note that we may also issue numbered tickets on days other than those listed above, depending on the crowd situation.

*All prices include tax.

*The image is for illustrative purposes only. The design may change.

*Please note that some merchandise may be out of stock during this period.

*This service is available even if you do not have a collaboration ticket.

*The order and purchase quantity limits for each product may change without notice.

*We cannot accept returns or exchanges of products. If there is a problem with the product, please inform our merchandise staff on the same day. We will not be able to assist you on subsequent days.

*We cannot accept any responsibility for any damage to purchased items after purchase, such as loss.

*For everyone's safety, please follow the instructions of our staff.

*Please refrain from trading within Tokyo Dome City premises.

*Resale of original collaboration merchandise is strictly prohibited.

*On October 18th only, the hours will be 10:00 AM to 7:00 PM (last entry time: 6:45 PM).

*Sales hours may change without notice depending on the Operating Hours of Tokyo Dome City Attractions Geopolis.

*Merchandise sales tickets are issued on a time-slot basis. The meeting time varies depending on the time slot. Please check the merchandise sales ticket you received for your meeting time.

*Applications are limited to one ticket per person per account during the campaign period.

*For merchandise sales, entry time slots are assigned every hour.

*Numbered tickets will be distributed on a first-come, first-served basis, not by lottery.

*Multiple applications cannot be submitted using the same LINE ID.

Registration numbers for first-come applications will be assigned in order of arrival.

*Your reference number will be disclosed immediately.

*One merchandise ticket allows entry for one person only.

*Please note that the merchandise ticket does not guarantee purchase.

*Cancellations and date/time changes are not permitted after registration.

*We kindly ask for your cooperation in following the instructions of our staff on the day of the event.

*On the day of the event, a QR code will be displayed on the LINE account you used to register once entry to the special merchandise sales area becomes possible. On the day of the event, we will call out in the order of your ticket number. Once the QR code is displayed, please come to the special merchandise sales area. Also, please check the estimated entry time in advance via the LINE app.

*You may enter later than your call time, but please enter by the final entry time (19:45).

*If you are unable to enter after a certain period of time has passed since your call, we may change the order of entry. Also, please be aware that if congestion is anticipated, such as if you are unable to display your QR code upon entry due to communication issues, we may change the order of entry to ensure smooth operation.

*Please present your QR code to a staff member upon entry. Entry will be denied if you do not have it.

*Resale, transfer, or delegation of merchandise queue tickets is strictly prohibited. If we discover that you have entered using a screenshot or similar method, you will be denied entry and your merchandise queue ticket will be invalidated.

*Please note that once the number of merchandise sales tickets called reaches the total number of issued tickets, we may allow free entry without a ticket, even if it is a time slot for merchandise sales.

*Only one transaction is allowed per merchandise ticket.

*Re-entry is not possible.

*Please download the LINE app (free) before applying for a merchandise queue ticket.

*To obtain a merchandise queue ticket, you will need to communicate via the LINE app. Please have a smartphone or other device with internet access ready.

*Entry will be in order of merchandise ticket number. We cannot accommodate specific time requests.

*Please note that we may close the distribution of merchandise tickets without prior notice depending on the situation.

*Please note that sales and entry times may be changed without prior notice depending on the circumstances.

*Please note that the merchandise ticket does not guarantee purchase. Depending on sales conditions, you may not be able to purchase the items.

*We kindly ask for your cooperation in following the instructions of our staff.

*(Visa, Mastercard®, American Express, JCB, Diners Club, Discover)

*One-time payment only

*Only credit cards with an IC chip are accepted for payment. Please note that some credit cards may not be accepted depending on their type and details. From April 2025, a PIN will be required for identity verification when using IC credit cards.

*Please note that credit card payments may take longer to process than cash payments. Also, due to unavoidable circumstances, credit card payments may not be accepted on the day of your visit. Thank you for your understanding.

*We cannot accept payments using both cash and credit cards.

*Please note that even if a credit card is listed, it may not be accepted depending on its type and details.

*Please note that credit card payments may take longer to process than cash payments, and may become unavailable at short notice due to communication issues on the day of your transaction.

*Please note that we may set a limit on the number of plays depending on the crowd situation.

*Depending on the crowd situation, we may distribute numbered tickets. Thank you for your understanding.

*You cannot choose the design of the randomly selected item.

*Image is for illustrative purposes only.

*The event will end once all prizes have been given away.

*Cash and cashless payment methods are accepted.

Customers wishing to pay in cash should use the Geopolis B1 ticket vending machine.

*Resale is strictly prohibited.

*All prices include tax.

*The image is for illustrative purposes only. The actual product may differ.

*This service is available even if you do not have a collaboration ticket.

*Please note that both the collaboration menu items and special offers are available in limited quantities and will end once supplies run out.

*One bonus item will be given for each collaboration menu item ordered.

*Please follow the instructions of the staff and store on the day of your visit.

*Please refrain from waiting near the store before Starting operations or before sales begin, as this will inconvenience other customers. However, depending on the crowd situation, we may temporarily form a queue.

*If you have a food allergy, please contact the store staff directly.

* Operating Hours vary by store. They may also change without notice depending on the circumstances. Please check the website of each store for details.

*Depending on sales conditions on the day, items may be sold out. Also, depending on sales conditions, we may temporarily suspend service.

*Resale of bonus items is strictly prohibited. We will not be held responsible for any problems arising from transfers, resales, etc.

*Please note that if you do not set the participation tag, you will not be considered for selection.

Please set the following recommended tags in addition to your participation tag.
（Whether or not recommended tags are set will not affect the selection results.）
Recommended tags: #Tokyo Dome CityNIKKE、#NIKKE、#Tokyo Dome

*Please note that you will not be considered for selection if any of the following apply to you.

- Works unrelated to the submission theme.

- Entries that do not have the contest-specified tags set.

- Works whose privacy level is not set to "Public".

- Works created at the request of a third party (including rewards).

- Works that were submitted or resubmitted after the submission period has expired.

・Other works that fall under the "Notes" section.

- Works that use all or part of images and text automatically generated by AI.

- Works that are plagiarized or reproduced without permission.

*If you unfollow the official account or have your settings configured to prevent you from receiving direct messages before receiving notification of your award, your award will be invalidated.

*Winners will be notified in early October 2026 or later.

*If you receive a direct message (DM), please be sure to check the account name and other details to confirm that it is not a fake account.

*We are unable to answer any inquiries regarding the selection process or results.

*Please note that if we are unable to contact the winner, cannot confirm their intention to receive the prize, or do not receive a reply by the specified date, the prize may be forfeited.

*Prizes will be shipped to the address you entered in the form. If there is an error in the address you provided, or if you are unable to receive the prize due to absence or other reasons beyond the normal range, your prize may be forfeited.

*The right to receive the award belongs solely to the recipient and cannot be transferred, resold, or exchanged for cash by a third party. Furthermore, we cannot respond to requests for resending due to loss, changes due to the recipient's circumstances, or any other complaints.

* Tokyo Dome Corporation (hereinafter referred to as "the Company") will not be held responsible for any accidents or other problems that occur while using the prize.

This contest is open for entries until September 27, 2026 (Sun.) at 23:59.

*Internet connection and communication charges will be the responsibility of the applicant.

*Prize delivery is limited to addresses within Japan.

*Applicants under 18 years of age must obtain parental consent before applying. Applicants under 13 years of age cannot apply on their own; please have a parent or guardian apply on their behalf.

*If an applicant is found to be affiliated with anti-social forces, or if the applicant is an employee of our company or related to them, the application will be invalidated.

*If your account is set to private, we will not be able to verify your submission and you will not be able to participate in the contest.

*If you delete your post or unfollow the Tokyo Dome City Attractions official X account before the end of this contest, your entry will be invalidated. Please be aware of this in advance.

*If the contest secretariat determines that the content of a submitted entry is inappropriate, the entry or award may be invalidated.