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Let's go to the amusement park! Purchase tickets here
Let's go to the amusement park! Purchase tickets here

Congratulations on your 70th anniversary! Ribon x Tokyo Dome City Attractions Mystery Solving Game: The Disappearing Ribon and the Mysterious Museum July 25th (Fri.) - August 3rd (Sun.) 2025.

Congratulations on the 70th Anniversary!
Tokyo Dome City Attractions
×
Ribbon
A special collaboration event is being held!
Enjoy a mystery-solving event,
along with seven other events with free admission and participation!

Event period:
from July 25, 2025 (Fri.) to August 3, 2025 (Sun.)

Ticket

Single-use attraction ticket with a mystery-solving component

You can enjoy one attraction of your choice,
and this ticket includes a participation ticket for the "Congratulations on your 70th anniversary! Ribbon x Tokyo Dome City Attractions Puzzle Game
The Disappearing Ribbon and the Mysterious Museum"!

Price:1,700 yen
Sales time and place:10:00-19:00 Attractions Ticket Counter (no online sales)
Time and place for distribution of the puzzle completion bonus:11:00-20:00 Geopolis B1 Special booth

Congratulations on your 70th anniversary! Ribbon x Tokyo Dome City Attractions "Mystery Solving Game: The Disappearing Ribbon and the Mysterious Museum"

Congratulations on your 70th anniversary! Ribbon x Tokyo Dome City Attractions "Mystery Solving Game: The Disappearing Ribbon and the Mysterious Museum"

Tokyo Dome City Attractions, celebrating its 70th anniversary, and Shueisha's girls' manga magazine "Ribon", celebrating its 70th anniversary, are teaming up for a limited-time mystery solving event!
Shueisha's girls' manga magazine "Ribon", which is celebrating its 70th anniversary, has teamed up for a limited-time mystery-solving event!
The riddles are produced by "TOKIKIRU", an apparel brand specializing in cryptograms that can only be purchased if the riddles are solved.

The riddle solving starts at Geopolis B1 of Tokyo Dome City Attractions.
The event starts at the "Ribbon Museum" decorated with illustrations by Ribbon artists.
Can you solve the seven riddles that have appeared in the 70th anniversary amusement park?

Within the riddles are characters from works currently serialized in "Ribbon" and,
Tokyo Dome City Attractions The mascot characters "Donchuck" and "Lara" of Ribon Museum will also appear in the riddles!

If you solve all the riddles, you will get a special sticker!

❶ A huge collection of illustrations by Ribbon artists! "Ribbon Museum"

The "Ribon Museum" will be open for a limited time at Geopolis in Tokyo Dome City! Some of the illustrations reproduced from "Ribon" serial works will be on display.

Duration:From July 25 (Fri.) to August 3 (Sun.), 2025, from opening to closing. Operating Hours are here.
Location:Geopolis B1 Special Booth

❷ Interact with Ribbon manga artists! "Manga Artists' Portrait Corner"

Young Ribbon artists will be coming to the event! They will be drawing portraits and more!

Duration:July 26th Sat. and 27th Sun., 2025
Event time:[Morning Session]
*Numbered tickets will be distributed from 10:30
①11:00~11:20
②11:20~11:40
③11:40~12:00
④12:00~12:20
⑤12:20~12:40
⑥12:40~13:00
[Afternoon Session]
*Numbered tickets will be distributed from 13:30
①14:00~14:20
②14:20~14:40
③14:40~15:00
④15:00~15:20
⑤15:20~15:40
⑥15:40~16:00
Location:Geopolis B1 Special Booth
How to participate:A reservation ticket will be distributed upon presentation of the "participation coupon" that is issued when you download the Tokyo Dome City app and register as a member. You can participate by presenting the corresponding reservation ticket.
*Distribution will end once the participant limit is reached.
Download the app here

❸ Find your future dream!? "Tell me! Ribbon Editorial Team"

This is an exciting event where editorial staff from Ribon Editorial Department will appear and answer visitors' questions!
Ask any questions you might have, such as "How is manga made?" or "How can I become an editor?"
If you win the rock-paper-scissors tournament at the end of the event, you might even get some special Ribbon merchandise!

Duration:July 26th Sat. and 27th Sun., 2025
Event time:11:30~12:30、14:30~15:30
Location:Geopolis B1 Special Booth
Age of participants:Elementary school students

❹ You can only hear it here!
A super rare mini talk show with current Ribon serial authors "Asaka Noriko" and "Nijisawa Hanami"!

A special mini talk show with Asaka Noriko, author of "The Peerless Villain is Favoured by the Demon Prince", currently being serialized in "Ribon", and Nijisawa Hanami, author of "Lightning in the Blue".
If you win the rock-paper-scissors tournament at the end of the event, you might even get some special Ribbon merchandise!

Duration:August 2, 2025 (Sat.) 16:30-17:00 (Nijisawa-sensei)
August 3 (Sun.) 13:00-13:30 (Asaka-sensei)
Location:Geopolis B1 Special Booth
Age of participants:Elementary school students

The cuteness never stops! Special greetings from "Donchuck & Lala", "Lovely Angie" and "Fuwarin Mash"

  • Tokyo Dome City Attractions' mascot characters "Donchuck" and "Lala" will be greeting guests, and popular social media characters "Uruwashi no Angie" & "Fuwarin Mashu" will also be making an appearance!
    Don't miss this precious greeting!

    Duration:July 26th (Sat.), 27th (Sun.), August 2nd (Sat.), 3rd (Sun.), 2025
    ①12:00 PM ②2:30 PM ③3:30 PM

For more information about Donchuck Lara​ ​click here!

[Angie La Coquette ☆ Beautiful Angie]
She loves fashion and is a bit of a tsundere.
The story of Angie, an odd-eyed white cat.
X: https://x.com/AngieLaCoquette
Instagram: https://www.instagram.com/
angie_la_coquette/

[Fuwarin Mashu]
A dog who is always by your side and wants to make you smile
Fuwarin Mashu will cheer for you with all his might as you do your best.
X: https://x.com/fuwarinmashu
Instagram: https://www.instagram.com/
fuwarinmashu/

Section 6: "Share Your Thoughts About Ribon!"

Please feel free to write down your thoughts about Ribbon and display them on the boards at the venue. Illustrations of Ribbon works are also welcome!

Event DurationJuly 25, 2025 Fri.– August 3, Sun.
Operating Hours from opening to closing are available at this link
Location:Geopolis B1 Special Booth

❼ "Tokikill" POP UP Booth

There will be a pop-up booth for Tokikill, the apparel brand that produced this puzzle. They will be exhibiting T-shirts with illustrations of Ribbon's official character, Ribbon-chan, drawn by illustrator Ami.
There are mysteries hidden among the T-shirts on display, so be sure to check them out.

Duration:July 25, 2025 (Fri.) - August 3 (Sun.)
(T-shirts will also be on sale only on Sat., July 26, and Sun., July 27.)
Location:Geopolis B1 Special Booth

Enjoy more with Ribbon at Tokyo Dome City!
Beyond just attractions,
we are currently collaborating with Ribbon!

  • Tokyo Dome City App Campaign

    Download the Tokyo Dome City app and register as a member to receive a free ribbon bracelet as merchandise for the 70th anniversary!

    Event period: July 25th Fri. to August 3rd Sun.
    Time: 11:00-20:00
    Location: Geopolis B1 Special Booth
    *Available until stock runs out.

  • A collaboration menu between "Marion Crepes (Attractions store)" and "Millepote sweets&potatoes" will be on sale!

    During the event, a collaboration menu celebrating the 70th anniversary of W will be on sale. Customers who purchase the menu will also receive original stickers of "Ribbon-chan" and "Donchuck Lala"!

Notes

[About the one-time attraction ticket with a mystery-solving experience]

*This product is valid for only one person per ticket within the expiration date.

*The attraction ticket expires on Tue., September 16, 2025.

*Please note that tickets, kits, and special offers will not be reissued even if they are lost during the event.

*Cannot be used in conjunction with other service coupons or discount offers.

※It cannot be presented for use after boarding, and it cannot be exchanged for cash.

*Please note that attractions may be closed due to bad weather, system adjustments, or regular inspections. Please check here for information on attractions that are currently in operation.

*Depending on the terms of use, you may not be able to use the facility or you may need to be accompanied by a companion. Companions may need to purchase a paid ticket.

[About solving the mystery]

*The journey takes approximately 1 to 1.5 hours.

*Please purchase one kit per person and enjoy it.

*Goal rewards cannot be given out after the event has ended under any circumstances.

*You cannot choose the type of random bonus or prize.

*We do not accept returns or exchanges of products.

*If there is a problem with the product, please contact a staff member on the same day. We cannot accept product exchanges after the next day.

*Please do not solve the puzzle while walking as this is dangerous. Also, please refrain from blocking the aisle or standing in the middle of the road while solving the puzzle as this will cause inconvenience to other customers.

*During the event period, you can play on multiple days.

*This event is only available in Japanese.

*For the sake of those who will be enjoying the event, we strictly prohibit posting the riddles, hints, answers, and handouts on the Internet, such as on blogs or SNS, or transferring or reselling them.

【others】

*Facility Operating Hours may change suddenly.

*Resale is strictly prohibited.

*Please follow the instructions of the event staff.

*The organizers will not take any responsibility for any incidents, accidents, theft, etc. that may occur during the event.