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2.5 DIMENSIONAL SEDUCTION: Angels on Stage! — patch notes and updates

Stored observation / content update:

Dated developer announcements recorded from Steam. Open the source for the complete update.

UpdateDateExcerpt / source
Notice Regarding End of Service2026-01-14Notice Regarding End of Service Service for "2.5 Dimensional Seduction: Angels on Stage" has ended. We sincerely thank all players for enjoying and supporting this game.
14th Community Battle now live!2026-01-08🔥14th Community Battle now live! 🔥 A 4-day event where you and your Community Members compete against other Communities to gain the most points. There are also individual ranking. Aim for the top spot in the Rankings to get tons of fabulous rewards and limited Titles! Note: Please see the in-game notices for details.
[Skies and Compassion]Liliel (Medical Squad) Ririsa Amano Riri-Festival Wish2025-12-31🌈Riri-Festival Wish is Live!🌈 New Hot Picks Wish! Liliel (Medical Squad) Ririsa Amano (VA.KaoriMaeda) Come see the Riri-Festival Wish for 2x drop rate for SS Characters from 2%⇒4%! Note: Please see the in-game notices for details.
[Grace in the Wind] Mayuri Hanyuu Event Limited Premium Wish2025-12-26◤New Event Begins!◢ "2.5 Dimensional Emotion -New Year Memories-” event now live! Play through event limited content and get your hands on awesome Rewards! In this event, players can enjoy an event-limited original story! Complete the event story to receive 500 Star Jewels - don't miss out! ◤New Character Arrives!◢ Mayuri Hanyuu (VA.M・A・O) Now featured in the Premium Wish! ▼Period Until 1/14 (Wed) 9:59 PM (UTC+9) Note: Please see the in-game notices for details.
[Coming Soon] "2.5 Dimensional Emotion -New Year Memories-" Event2025-12-22◤New Event Coming Soon!◢ We are pleased to announce that the limited time story event, "2.5 Dimensional Emotion -New Year Memories-" will be commencing on 12/24 (Wed) (UTC+9)! Play through event limited content and get your hands on awesome rewards! ◤New Character Arrives!◢ Starting after the maint on 12/24 (Wed) (UTC+9), Mayuri Hanyuu (VA.M・A・O) will appear in the Premium Wish!
[Mysterious Bunny] Rabby Nagomi Limited Premium Wish2025-12-15◤New Character Arrives!◢ Rabby Nagomi (VA.AyaYamane) Now featured in the Premium Wish! ▼Period Until 12/31 (Wed) 11:59 PM (UTC+9) Note: Please see the in-game notices for details.
[Coming Soon] [Mysterious Bunny] Rabby Nagomi2025-12-14◤New Character Arrives!◢ Starting 12/15 (Mon) 1:00 PM (UTC+9), Rabby Nagomi (VA.AyaYamane) will appear in the Premium Wish!
13th Community Battle now live!2025-12-11🔥13th Community Battle now live! 🔥 A 4-day event where you and your Community Members compete against other Communities to gain the most points. There are also individual ranking. Aim for the top spot in the Rankings to get tons of fabulous rewards and limited Titles!
[Peace and Sunlight] Ariel (Medical Squad) Aria Kisaki Riri-Festival Wish2025-11-29🌈Riri-Festival Wish is Live!🌈 New Hot Picks Wish! Ariel (Medical Squad) Aria Kisaki (VA.#SayumiWatabe) Come see the Riri-Festival Wish for 2x drop rate for SS Characters from 2%⇒4%! Note: Please see the in-game notices for details.
[Twinkling Gift] Miriella (Festive) Mikari Tachibana Event Limited Premium Wish2025-11-19◤New Event Begins!◢ "25th Seduction” event now live! Play through event limited content and get your hands on awesome Rewards! In this event, players can enjoy an event-limited original story! Complete the event story to receive 500 Star Jewels - don't miss out! ◤New Character Arrives!◢ Miriella (Festive) Mikari Tachibana (VA.AkariKito) Now featured in the Premium Wish! ▼Period Until 12/24 (Wed) 9:59 PM (UTC+9) Note: Please see the in-game notices for details.
[Coming Soon] "Festive 25th Seduction" Event2025-11-17◤New Event Coming Soon!◢ Come check out our holiday event starting on 11/19 (Wed)!🎄 Play through event limited content and get your hands on awesome Rewards!✨️ ◤New Character Arrives!◢ Starting after the maint on 11/19 (Wed) (UTC+9), Miriella (Festive) Mikari Tachibana (VA.AkariKito) will appear in the Premium Wish!
12th Community Battle now live!2025-11-06🔥12th Community Battle now live! 🔥 A 4-day event where you and your Community Members compete against other Communities to gain the most points. There are also individual ranking. Aim for the top spot in the Rankings to get tons of fabulous rewards and limited Titles! Note: Please see the in-game notices for details.
[Starting Heroine] Touka Nagomi Riri-Festival Wish2025-10-31🌈Riri-Festival Wish is Live!🌈 New Hot Picks Wish! Touka Nagomi (VA.AyaYamane) Come see the Riri-Festival Wish for 2x drop rate for SS Characters from 2%⇒4%! Note: Please see the in-game notices for details.
[Greedy Wolf Girl] Ririsa Amano Event Limited Premium Wish2025-10-15◤New Event Begins!◢ Come check out the "Trick and Treat!" event! Play through event limited content and get your hands on awesome Rewards! ◤New Character Arrives!◢ Ririsa Amano (VA.KaoriMaeda) Now featured in the Premium Wish! ▼Period Until 11/19 (Wed) 9:59 PM (UTC+9) Note: Please see the in-game notices for details.
[Coming Soon] "Trick and Treat!" Event2025-10-13◤New Event Coming Soon!◢ We are pleased to announce that the limited time "Trick and Treat!" Event is coming soon! Play through event limited content and get your hands on awesome Rewards! Please see the in-game notices for details. ◤New Character Arrives!◢ Starting after the maint on 10/15 (Wed) (UTC+9), Ririsa Amano (VA.KaoriMaeda) will appear in the Premium Wish!
11th Community Battle now live!2025-10-09🔥11th Community Battle now live! 🔥 A 4-day event where you and your Community Members compete against other Communities to gain the most points. There are also individual ranking. Aim for the top spot in the Rankings to get tons of fabulous rewards and limited Titles! Note: Please see the in-game notices for details.
[Important] Notice Regarding End of Service2025-10-08Notice Regarding End of Service Thank you for playing 2.5 Dimensional Seduction: Angels on Stage. We regret to announce that we will be ending services of the English and Simplified Chinese versions on 14th January, 2026. Since the game's launch, we have been able to continue developing and running the game thanks to the warm support of our players. After much consideration, we have sadly reached the conclusion that we can no longer continue to provide a service that will truly satisfy everyone. As a result, we have made the difficult decision to bring the service to an end. We sincerely apologize for this sudden announcement to all players w
Weekend Support Gift🎁2025-10-03Weekend Support Gift🎁 Let's play RiriStage this weekend! Enter the serial code to get "Green Candy (2h) x12", "Red Candy (2h) x12", and "Gold (2h) x12"✨️ 549HPNCNGF7KF5XK ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also enter the code on the official website https://www.ririsa-riristage.com/en/special/present-form/ ▼Valid until 10/5 (Sun) 11:59 PM (UTC +9)
400-Day Anniversary Premium Wish2025-10-02◤400-Day Anniversary Step Up Wish◢ A super valuable 4 STEP Wish!🎯 This Wish has a 3% chance of getting an SS character, and also comes with amazing bonuses in STEPS 2 through 4! Don't miss out on this great opportunity! ◤400-Day Anniversary Premium Wish◢ Ririsa Amano Mikari Tachibana Nonoa Now featured in the 400-Day Anniversary Premium Wish! ◤Limited-Time Pack Now Available!◢ Get items to enhance your accessories at a great deal with the "Accessory Enhancement Pack" and more! Available now in the "Limited Pack" tab of the Shop. Don't miss out✍ ◤400-Day Anniversary Login Bonus◢ Don't miss out on 400-Day Anniversary Login Bonus! Log in to get
[Important] To Players Using Windows 102025-10-01To Players Using Windows 10 Microsoft will end support for Windows 10 as of Tuesday, October 14th, 2025 (UTC+9). As such, we will update the minimum and recommended system requirements for the Windows version of RiriStage starting Wednesday, October 15th. Players currently using Windows 10 will still be able to play the game, however will no longer be eligible for customer support. Please consider upgrading to Windows 11.
Happy Birthday, Suzuki!2025-09-30/／ Happy Birthday, Suzuki! \＼ Today, 10/1, is Suzuki's birthday!🪽 Let's all wish Suzuki a very happy birthday together🎉 We're also giving out a commemorative serial code!✨️ 113V6EQLFMMY6GDD ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also Enter the code on the official website https://www.ririsa-riristage.com/en/special/present-form/ ▼Valid until 10/3 (Fri) 11:59 PM (UTC +9)
[Unveiling Nocturnal Lust] Lustalotte (Milky Succubus) Mayuri Hanyuu2025-09-30🌈Riri-Festival Wish is Live!🌈 New Hot Picks Wish! Lustalotte (Milky Succubus) Mayuri Hanyuu (VA.M・A・O) Come see the Riri-Festival Wish for 2x drop rate for SS Characters from 2%⇒4%! Riri-Festival Celebration Gift🎁 Enter the serial code to get Riri-Festival Wish Ticket ×1✨️ 321AQJMJ4RJ4YLU8 ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also enter the code on the official website https://www.ririsa-riristage.com/en/special/prese
Weekend Support Gift🎁2025-09-26Weekend Support Gift🎁 Let's play RiriStage this weekend! Enter the serial code to get "Green Candy (2h) x12", "Red Candy (2h) x12", and "Gold (2h) x12"✨️ 548CR6X4YTD6Y4RM ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also enter the code on the official website https://www.ririsa-riristage.com/en/special/present-form/ ▼Valid until 9/28 (Sun) 11:59 PM (UTC +9)
Happy Birthday, Miyabi!2025-09-24/／ Happy Birthday, Miyabi! \＼ Today, 9/25, is Miyabi's birthday!🪽 Let's all wish Miyabi a very happy birthday together🎉 We're also giving out a commemorative serial code!✨️ 112NB58UNB5QC4TQ ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also Enter the code on the official website https://www.ririsa-riristage.com/en/special/present-form/ ▼Valid until 9/27 (Sat) 11:59 PM (UTC +9)
[Enjoy Summer!]Aria Kisaki Event Limited Premium Wish2025-09-23◤New Character Arrives!◢ Aria Kisaki (VA.SayumiWatabe) Now featured in the Premium Wish! ▼Period Until 10/15 (Wed) 9:59 AM (UTC+9) ◤Limited-Time Pack Now Available!◢ Get your favorite SS accessory with the "SS Accessory Pack " and more! Available now in the "Limited Pack" tab of the Shop. Don't miss out✍ Note: Please see the in-game notices for details.
[Coming Soon] [Enjoy Summer!]Aria Kisaki2025-09-23◤New Character Arrives!◢ Starting 9/24 (Wed) 12:00 AM (UTC+9), Aria Kisaki (VA.SayumiWatabe) will appear in the Premium Wish! 🔥11th Community Battle coming soon!🔥 A 4-day event where you and your Community Members compete against other Communities to gain the most points. The rival cosplayers this time are 🟩Wonder type🟩, giving 🟥Happy type🟥 characters the advantage! Note: Please see the in-game notices for details.
Weekend Support Gift🎁2025-09-19Weekend Support Gift🎁 Let's play RiriStage this weekend! Enter the serial code to get "Green Candy (2h) x12", "Red Candy (2h) x12", and "Gold (2h) x12"✨️ 547KDWP9TWRZ5WCV ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also enter the code on the official website https://www.ririsa-riristage.com/en/special/present-form/ ▼Valid until 9/21 (Sun) 11:59 PM (UTC +9)
[Dancing Beat] Nonoa Event Limited Premium Wish2025-09-17◤Revival Event Begins!◢ "Endless Summer" event now live! Play through event limited content and get your hands on awesome rewards!✨️ Complete the event story to receive 500 Star Jewels - don't miss out! ◤New Character Arrives!◢ Nonoa (VA.SayumiSuzushiro) Now featured in the Premium Wish! ▼Period Until 10/15 (Wed) 9:59 AM (UTC+9) ◤Limited-Time Pack Now Available!◢ Get your favorite SS accessory with the "SS Accessory Pack " and more! Available now in the "Limited Pack" tab of the Shop. Don't miss out✍ ◤Event Login Bonus Now Live!◢ The "Endless Summer!" login bonus is now live! You can get a total of 10 Premium Wish Tickets, so be sure to log i
[Coming Soon] [Dancing Beat] Nonoa2025-09-15◤Revival Event Coming Soon!◢ We are pleased to announce that the limited time revival event "Endless Summer" is coming soon! Play through event limited content and get your hands on awesome Rewards!✨️ ◤New Character Arrives!◢ Starting after the maint on 9/17 (Wed) (UTC+9), Nonoa (VA.Sayumi Suzushiro) will appear in the Premium Wish! ◤Mission Announcement◢ Event Missions which allow you to receive the SS Character Aria Kisaki will be commencing on 9/17 (Wed) (UTC+9)! Stay tuned!✨️ * If the character has already been obtained, the reward will be converted to Limit Break Crystal. Note: Please see the in-game notices for details.
Weekend Support Gift🎁2025-09-12Weekend Support Gift🎁 Let's play RiriStage this weekend! Enter the serial code to get "Green Candy (2h) x12", "Red Candy (2h) x12", and "Gold (2h) x12"✨️ 546VZE3L7VKMPP6W ▼Steps for Claiming Your Present 1. Log in to the Steam version of RiriStage 2. Click the "三" Menu icon at the top right of the home screen. 2. Click on "Enter Code" and input the serial code then hit "Send". 4. Claim your Present from your Present Box. ▼You can also enter the code on the official website https://www.ririsa-riristage.com/en/special/present-form/ ▼Valid until 9/15 (Mon) 11:59 PM (UTC +9)