STPR Inc. (Headquarters: Shibuya-ku, Tokyo; Representative Director: Masato Kashiwabara) and Dank Hearts Inc. (Headquarters: Osaka City, Osaka; Representative Director: Tadashi Ohara) announced the launch of a second limited-time collaboration event between the official game app for the 2.5-dimensional idol group "Strawberry Prince" (Sutopuri), called "Sutopuri With!!" (commonly known as "Sutowizu"), and Sanrio's characters.
Collaboration Event "Sutopuri × Sanrio Characters: Smiling Fantasy Stage" Begins!
Starting December 26 (Friday), a limited-time collaboration event "Sutopuri × Sanrio Characters: Smiling Fantasy Stage" with Sanrio Characters is now underway.
This event features special gachas to commemorate the collaboration, login bonuses, and various in-game events.
"Sutopuri × Sanrio Characters: Smiling Fantasy Stage Card & Costume Gacha" Now Available!
Starting December 26 (Friday), the "Sutopuri × Sanrio Characters: Smiling Fantasy Stage Card & Costume Gacha" featuring new ★3 cards is now available.
The ★3 cards introduced this time are "Special Bonus Cards" for the collaboration event, giving players significant bonus points. The cards and costumes added this time will not appear in future Card & Costume Gachas, so don't miss this opportunity to get them.
※[Hop, Step, Kerotto☆] Nanamori is not available from the gacha.
※[Hop, Step, Kerotto☆] Nanamori can only be obtained through gacha point exchange.
New ★3 Cards:
- [Pokapoka Smile Rhythm♪] Riinu
- [Melokuro☆ Kyururun Pose♪] Root
- [Smiling Melody♪ Happy Melody] Colon
- [Shining Star Prince Dream☆] Satomi
- [Hop, Step, Kerotto☆] Nanamori
- [Full Power! Street☆] Jel
When you obtain cards, you can unlock card stories, acquire card costumes, and obtain profile icons.
※Card costumes can only be equipped on the member whose card you obtained.
※If you obtain a card you already have, you will receive special rewards:
- 2 total cards obtained: Decoration item "Mini Canvas," 125 S Coins
- 3 total cards obtained: Special Color Card Costume, 125 S Coins
- 4 total cards obtained: Decoration item "Framed Card," 125 S Coins
- 5 or more total cards obtained: Member Gift Item, 125 S Coins
※Cards from "Sutopuri × Sanrio Characters: Magical Live for One Night Only" are not included.
During the collaboration period, in addition to the regular Card & Costume Gacha, a one-time "Collaboration Card Guaranteed! Smiling Fantasy Stage Card & Costume Gacha" where you can definitely get a collaboration card is also planned.
Please check the in-game announcements for details on each gacha.
Event Period:
December 26 (Friday) after maintenance to January 24, 2026 (Saturday) 8:00 PM (scheduled)
※Please check in-game announcements for details.
"Sutopuri × Sanrio Characters: Smiling Fantasy Stage Decoration Gacha" Now Available!
Starting December 26 (Friday), the "Sutopuri × Sanrio Characters: Smiling Fantasy Stage Decoration Gacha" featuring new decoration items is now available.
New decoration items have been added for an even more luxurious lineup!
※Decoration items added this time will not appear in future Decoration Gachas.
※[Hop, Step, Kerotto☆] Nanamori-related decoration items are not available from the gacha.
※[Hop, Step, Kerotto☆] Nanamori-related decoration items can only be obtained through gacha point exchange.
New Decoration Items:
♦3 Decoration Items
Plushies - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
Card Tapestries - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
♦2 Decoration Items
Acrylic Stands - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
Card Acrylic Stands - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
Whole Cakes - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
Mugs - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
Penlights - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
♦1 Decoration Items
Can Badges - 6 types (Riinu / Root / Colon / Satomi / Nanamori / Jel)
※Decoration items from "Sutopuri × Sanrio Characters: Magical Live for One Night Only" are not included.
During the collaboration period, in addition to the regular Decoration Gacha, a one-time "Collaboration Plushie Guaranteed! Smiling Fantasy Stage Decoration Gacha" where you can definitely get a collaboration plushie is also planned.
Please check the in-game announcements for details on each gacha.
Event Period:
December 26 (Friday) after maintenance to January 24, 2026 (Saturday) 8:00 PM (scheduled)
※Please check in-game announcements for details.
"Sutopuri × Sanrio Characters Collaboration Commemorative Login Bonus" Now Available!
Starting December 26 (Friday), the "Sutopuri × Sanrio Characters Collaboration Commemorative Login Bonus" is now available.
Log in for 10 days during the event period to receive 10 Card & Costume Gacha Tickets and 100 Decoration Gacha Tickets.
Event Period:
December 26 (Friday) after maintenance to January 24, 2026 (Saturday) 8:00 PM (scheduled)
※Please check in-game announcements for details.
Event "Sutopuri × Sanrio Characters: Smiling Fantasy Stage" Now Available!
To commemorate the limited-time collaboration with Sanrio Characters, a "Sugoroku Event" and a "Support Event" will be held.
Each event features decoration items available only during the event, luxurious rewards, and original stories featuring Sanrio Characters.
The event periods for each event are as follows:
Sugoroku Event Part 1 Period:
December 26 (Friday) after maintenance to January 5, 2026 (Monday) 8:00 PM (scheduled)
Sugoroku Event Part 2 Period:
January 6, 2026 (Tuesday) after maintenance to January 15 (Thursday) 8:00 PM (scheduled)
Support Event Period:
January 16, 2026 (Friday) after maintenance to January 24 (Saturday) 8:00 PM (scheduled)
※Please check the announcements when each event begins for details.
Enjoy this dream collaboration between "Sutopuri × Sanrio Characters" that can only be seen in "Sutopuri With!!"
About Sutopuri With!!
"Sutopuri With!!" is a completely original game app packed with high-quality and fun features.
You can enjoy original stories exclusive to this app with animated characters using Live2D, dress up Live2D members freely with costumes obtained from gachas, create altars where you can display digital goods, and experience sleeping with each member in sleep mode - allowing you to fully enjoy "oshi-katsu" (supporting your favorite) within the app.
Additionally, the app includes life support features for daily use such as a calendar, weather forecast, and concentration mode.
The title "Sutopuri With!!" embodies the wish that Strawberry Prince, always supported by listeners, is "Always by your side," and that this app will make listeners' days more fun.
Enjoy "a daily life with Sutopuri always nearby" through this app.
Service Overview
- Title: Sutopuri With!! (commonly known as: Sutowizu)
- Release Date: Now available (released March 17, 2024 (Sunday))
- Platform: App Store, Google Play
- Recommended Environment: iOS 12.0 or later (iPhone Xs or later models)
- iPadOS 15.0 or later, Memory (RAM) 3GB or more
- Android 9.0 or later, Memory (RAM) 4GB or more
- ※Some devices excluded.
- Price: Free to play (some content includes in-app purchases)
- Supervision: STPR/Strawberry Prince
- Planning/Production: Nanamori.
- Development: Dank Hearts
App Store URLs
- App Store: https://bit.ly/3WUagxT
- Google Play: https://bit.ly/3WPhrYf
For details and the latest information about "Sutopuri With!!," please visit:
- Official Website: https://stprwith.com
- Sutowizu Official X Account: https://twitter.com/STPR_with
※Data charges apply when using content.
About Strawberry Prince
A 2.5-dimensional idol group active primarily on video distribution sites.
In 2016, creators who perform various types of video distribution, including song covers and game live streams, gathered around leader "Nanamori." to form "Strawberry Prince / Sutopuri," beginning their activities!
Their official YouTube channel has accumulated over 10.4 billion total views, over 4 million subscribers, and the total follower count across all members' SNS accounts reaches 49.94 million. (As of December 2025)
Their arena tour from January 2023, spanning 11 locations with 44 total performances nationwide, attracted approximately 350,000 attendees. At the end of the same year, they appeared on the 74th NHK Kohaku Uta Gassen. In 2024, they hosted a terrestrial television program on TBS and expanded their media presence. Their 1st single "Hajimari no Monogatari" released in June of the same year achieved #1 rankings on both Oricon (as of 6/17, combined) and Billboard JAPAN (as of 6/12, Top Singles Sales). Their first animated film, "Theatrical Version Sutopuri: Hajimari no Monogatari ~ Strawberry School Festival!!!" released nationwide in July of the same year garnered significant attention both domestically and internationally, with overseas screenings beginning in June 2025. Their best album "Strawberry Prince Forever" released in January 2025 achieved triple crown status by reaching #1 on both Oricon (weekly as of 1/14, combined as of 1/20) and Billboard JAPAN (as of 1/12, Top Albums Sales). "Sutoroberry Memory Vol.Forever!! 'Sutopuri Best Album Release Party 2025'" held in the same month attracted approximately 50,000 attendees over two days.
They continue to expand their activities to deliver "fun" to listeners.
