DMM GAMES' new female-oriented life support game 'Fleur Days' collaborates with 'Ikemen Sengoku: Romances Across Time'! Official X Campaign to win limited collaboration postcards also held!

G.K. EXNOA (Headquarters: Minato-ku, Tokyo, CEO: Hiroshi Tojo, URL: https://games.dmm.com/), operating DMM GAMES, will hold a collaboration with 'Ikemen Sengoku: Romances Across Time' in its 'Fleur Days' flower circle life support game. An official X campaign to win limited collaboration postcards will also be held.

Official Website: https://www.fleurdays.jp
Collaboration Special Site: https://www.fleurdays.jp/collaboration/
Official X: https://x.com/fleur_days
Official YouTube: https://www.youtube.com/@fleur_days

■ 'Ikemen Sengoku: Romances Across Time' Collaboration Held!
Event Period: April 30, 2026 (Thursday) 14:00 - May 11, 2026 (Monday) 13:59 JST

Completing "collaboration missions" during the period will earn you a wealth of collaboration rewards, including collaboration stamps and collaboration costumes (Takahiro)! Additionally, during the campaign period, the official X will post various collaboration initiatives, such as collaboration story releases and collaboration character reports. Please take this opportunity to play 'Fleur Days'!

Click here for the special site:
https://www.fleurdays.jp/collaboration/

Click here for official X:
https://x.com/fleur_days

■ Win limited collaboration postcards! Official X Campaign Held!
Campaign Period: ~ May 11, 2026 (Monday) 13:59 JST

Among those who post a screenshot of themselves playing 'Fleur Days' on the official X with the hashtag "#フルイズandイケメン戦国コラボ", 10 lucky winners will be selected by lottery to receive a "limited collaboration postcard." Please check the official X of 'Fleur Days' for details.

* Content and period may change without prior notice.
* Please check in-game announcements or official X for the latest information.
* The collaboration period and content may change without prior notice.

Launch the game from here!
https://games.dmm.com/detail/fleurdays_94586723

■ Product Overview
Title: Fleur Days
Genre: Flower Circle Life Support Game to make everyday a little better
Platform: Smartphone (browser version) / App Store / Google Play
Price: Free to play (with in-app purchases)
Publisher: G.K. EXNOA
Developer/Operator: CYBIRD Co., Ltd., Liber Entertainment Inc.

■ Cast
Akinori Egoshi / Yohei Azakami / Shogo Sakata / Takayuki Kondo

■ What is 'Ikemen Sengoku: Romances Across Time'?
Time-slip to the Sengoku period amidst the Honnoji Incident, meet a total of 22 handsome Sengoku warlords such as the 'sadistic & self-centered' Oda Nobunaga, the 'unconventional & hedonistic' Date Masamune, and the 'charismatic & yandere' Uesugi Kenshin, and enjoy a sad yet passionate fated romance across time.

■ About CYBIRD
CYBIRD was founded in 1998 during the dawn of mobile internet in Japan. Since then, it has consistently adapted to market changes and technological advancements, providing entertainment content services centered on mobile platforms. Currently, it operates various games/content, including the romance game 'Ikemen Series' which boasts over 45 million registered users worldwide, and the 'FaneX' service group which enhances fan engagement, offering services such as fan sites, merchandise, 2.5D stage plays, online lotteries, and online IP certification.

Company Name: CYBIRD Co., Ltd. (https://www.cybird.co.jp/)
Headquarters: 7-22-17 Nishigotanda, Shinagawa-ku, Tokyo
Representative: Takayuki Nagashima, President & CEO
Established: September 29, 1998

■ About Liber Entertainment
Liber Entertainment develops and operates social games and smartphone applications, including 'I-CHU', 'A3!', 'Aoki Homura no Kantai', and '18TRIP'. The company name Liber, derived from the ancient Roman god of 'production and fertility', reflects the desire to create rich and creative entertainment works, much like abundant harvests.

Company Name: Liber Entertainment Inc. (https://liberent.co.jp/)
Headquarters: Chiyoda-ku, Tokyo