The "LEGO® Festival Botanical Garden in Marunouchi 2025" will be held Period Fri August 1st to Sun, August 24th. This time, it will be even more powerful than ever, with a variety of content including Shops and LEGO® block exhibits that can be enjoyed by both children and adults.
There will be experiential booths themed on the popular "LEGO® Botanical Collection" from the "Adult LEGO" lineup, a colorful "LEGO® Botanical Wall" made of LEGO® blocks, and more. There will also be free Shops, Interior stamp Interior Shops Marunouchi Area, and plenty of other content that anyone can enjoy!
01. Marunouchi Bldg.
LEGO® Festival Botanical Wall
We will exhibit the "LEGO® Botanical Wall," made from the colorful LEGO® Botanical Collection, which continues to bloom with timeless beauty. This work can also be used as a photo booth.
[Event Summary]
- Event Period
- Fri August 1, 2025 -Sun, August 24, 2025
- open time
- 11:00-20:00
*Available only from 14:00 on Fri, August 1st. - Venue
- 1F Maru Cube
LEGO® Botanical Shops (for adults)
Participants will be able to assemble products from the LEGO® Botanical Collection through hands-on Shops. They can choose from the popular LEGO® Botanical Rose Bouquet and take it home as a gift for themselves or a loved one.
[Event Summary]
- Event Period
- Fri August 1, 2025 -Sun, August 24, 2025
- Experience time
- (1) 17:00~ / (2) 17:30~ / (3) 18:00~ / (4) 18:30~ / (5) 19:00~ / (6) 19:30~
Six times a day, 30 minutes each - Venue
- 1F Maru Cube
- Capacity
- First 12 people per session
- way to participate
- Free, participation tickets available for those who add Lego Japan's official LINE friends
(Distributed on the day, first 12 people per session)
What's more, by showing a staff member a receipt for any purchase of 1,500 yen or more (tax included) on the same day at Eligible Stores for Marunouchi Point, you can take home a rose that you assembled yourself along with a special sleeve.
*Only receipts from the day of participation are valid.
*You can also combine multiple receipts from the same day and present them.
※Lego ® Pop-up store receipts are not eligible. - Target age
- 18 years or older
*Children may only participate if accompanied by a parent/guardian aged 18 or over. - About numbered tickets
- ・Numbered tickets will be distributed starting at 16:00 on the day of the event.
・The distribution location will be Maru Cube on the 1st floor Marunouchi Bldg..
Create a flower garden with LEGO® blocks! (For children)
This is a free Shops where participants can assemble a mini"LEGO® Friendship Flower" set. Arrange the assembled flowers to complete a large flower garden.
[Event Summary]
- Event Period
- Sun August 3, 2025 / Sat, August 9 - Monday, August 11 (holiday) / Sat, August 16 -Sun, August 17 / Sat, August 23 -Sun, August 24, 2025
- Experience time
- (1) 13:00~ / (2) 13:30~ / (3) 14:00~ / (4) 14:30~ / (5) 15:00~ / (6) 15:30~ / (7) 16:00~ / (8) 16:30~
8 times a day, 30 minutes each - Venue
- 3F Corridor
- Capacity
- Maximum 25 people per session
- way to participate
- Free, but you can get a participation ticket by adding the official LEGO Japan LINE account as a friend (distributed on the day, first 25 people per session)
Additionally, by showing a receipt for any purchase of 1,500 yen or more (tax included) on the same day at Eligible Stores for Marunouchi Point to a staff member, you can take home a bag of mini LEGO® Friendship Flowers.
*Only receipts from the day of participation are valid.
*You can also combine multiple receipts from the same day and present them.
※Lego ® Pop-up store receipts are not eligible. - Target age
- 5+ years
*Children aged 5 and under may only participate if accompanied by a parent or guardian aged 18 or over. - About numbered tickets
- ・Numbered tickets will be distributed starting at 12:00 on the day of the event.
・The distribution location will be Maru Cube on the 1st floor Marunouchi Bldg..
LEGO® Pop-up Store
A limited-Period pop-up store where you can purchase popular LEGO® products for adults and children alike, including the LEGO® Botanical Collection.
[Event Summary]
- Event Period
- Fri August 1, 2025 -Sun, August 24, 2025
- open time
- Weekdays 12:00-20:00 / Saturdays, Sundays, and holidays 11:00-20:00
*Available only from 14:00 on Fri, August 1st. - Venue
- 1F Maru Cube

02. Shin-Marunouchi Bldg.
LEGO® Home Decoration x Shin-Marunouchi Bldg.
The LEGO® Botanical Collection is collaborating with Actus Marunouchi store, Derie IDEE, unico marunouchi, and THE CONRAN SHOP MARUNOUCHI, which are all located in Shin-Marunouchi Bldg.. Smith, an Interior Instagrammer, is directing the project, proposing Interior coordination that combines Interior and Miscellaneous Goods of each store with LEGO® Botanical Collection products. In addition, the LEGO® Botanical Collection will be on display at each store's storefront.
[Event Summary]
- Event Period
- Fri August 1, 2025 -Sun, August 24, 2025
- Venue
- Shin-Marunouchi Bldg. 3F Atrium, 3F "Actus Marunouchi store", 4F "Délier IDÉE" and "unico marunouchi", 3F and 4F "THE CONRAN SHOP MARUNOUCHI"

03. Stamp Rally
LEGO® Stamp Rally
A stamp rally will be held at seven locations in Marunouchi Area. At the stamp booth, there will be life-size LEGO® 3D figures with unique personalities. You can also enjoy it as a photo spot. Those who collect all the stamps will receive a LEGO® minifigure sun visor!
[Event Summary]
- Event Period
- Fri August 1, 2025 -Sun, August 24, 2025
- open time
- 12:00-20:00
- Venue
- Marunouchi Bldg. 7F Hall, Shin-Marunouchi Bldg. 3F Atrium, Marunouchi Oazo 1F OO Plaza, etc.

04. Campaign
LEGO® Sticker Campaign
Period Events, customers who spend 2,000 yen or more (tax included) on shopping or dining at participating restaurants and Food Sales stores will receive an original Events sticker!
[Event Summary]
- Period
- Fri August 1, 2025 -Sun, August 24, 2025
- conditions
- Receive one original Events sticker with purchases of 2,000 yen or more (tax included)
* First 100 people at each store
*Ends while supplies last.
*You cannot choose the sticker design.
Instagram posting Campaign
We will be running Campaign where those who follow Marunouchi.com's Instagram account (@marunouchi.com_official) and post on Instagram with the designated hashtag will be entered into a lottery to win LEGO® products.
[Event Summary]
- Event Period
- Fri August 1, 2025 -Sun, August 24, 2025
- Application method
- (1) Marunouchi.com [Official] Instagram account (@marunouchi.com_official) Follow
(2) Post the target image with the specified hashtag - Designated hashtag
- Part 1: August 1st Fri to August 11th (Monday, holiday) "#LEGOFest Marunouchi 2025"
2nd round: August 12th Tue to August 24th Sun"#LEGO Botanical Garden Marunouchi"

05. LEGO® × Marunouchi Bloomway | Marunouchi "Build × Bloom" Project
This Events is a collaboration between Marunouchi Bloomway, an initiative that decorates the corridors and exteriors with seasonal plants every month under the concept of "bringing the seasons to the town, the seasons to the building." Members Marunouchi Point App Machi Workers (a membership program for employees working in Mitsubishi Estate buildings in the Marunouchi, Yurakucho, and Otemachi Area) created LEGO® flower creations with their families at Events, which will decorate the flower beds of Marunouchi Bloomway during Period.
[Event Summary]
- cooperation
- Sora Botanical Garden Co., Ltd.
- Event Period
- Sun August 3, 2025 -Sun, August 24, 2025
- Venue
- Mitsubishi Bldg. 1F, Marunouchi 2-chome Bldg. 1F

LEGO, the LEGO logo and the Minifigure are trademarks of the LEGO Group. ©2025 The LEGO Group.
06. Concurrent Campaign
Receipt Campaign
By presenting a receipt for purchases of 2,500 yen or more (tax included) at Eligible Stores for Marunouchi Point, you will be entered into a raffle to win LEGO® products, coupons that can be used in Marunouchi, and more!
[Event Summary]
- Event Period
- August 9th Sat- August 11th (Monday/Holiday) / August 16th Sat- August 17th Sun, 2025
- open time
- 13:00~19:00
- Venue
- Marunouchi Oazo 1F OOO Plaza
- Capacity
- 500 people each day
- way to participate
- Present a receipt for purchases of 2,500 yen or more (tax included) on the same day at Eligible Stores for Marunouchi Point
* Receipts cannot be combined.
※Lego ® Pop-up store receipts are not eligible.
*Participation is limited to one time per person during Period.
*To participate, you must download Marunouchi Point App
Recommended menu to share with everyone! Highly recommended! Summer gourmet
We introduce the recommended menus of popular restaurants in the Marunouchi and Yurakucho Area, perfect for meals before or after Events.
Please share and enjoy with your family, friends, and loved ones!
[Deployment overview]
- Deployment Period
- July 25, 2025 Fri– August 31, Sun
