Celebrating 10.5 Years: 'Roppongi Sadistic Night' Card-Based Suspense App Launches Anniversary Specials!
Voltage Inc. announces a grand 10.5th-anniversary celebration for its mobile card-based suspense game, 'Roppongi Sadistic Night,' featuring free gacha tickets, limited UR cards, and a special live YouTube broadcast.
📋 Article Processing Timeline
- 📰 Published: May 26, 2026 at 00:00
- 🔍 Collected: May 25, 2026 at 15:32
- 🤖 AI Analyzed: May 26, 2026 at 07:28 (15h 56m after Collected)
Voltage Inc. (Headquarters: Shibuya, Tokyo; CEO: Yuji Tsutani) is proud to announce that its currently available card-based suspense app, 'Roppongi Sadistic Night,' celebrated its 10.5th anniversary on Monday, May 25th.
'Roppongi Sadistic Night' is a card-based suspense game set in Roppongi, where players form teams composed entirely of beautiful women to solve various cases. Since its launch in 2015, the game has been well-received for its instinct-driven storylines, diverse multi-ending scenarios, and over 4,000 beautiful card illustrations. Thanks to the support of many fans, the game has now reached its 10.5-year milestone.
To show gratitude for the fans who have supported the game, the app is holding numerous special 10.5th-anniversary events, including UR card giveaways and an 'Appreciation Login Bonus' where players can receive a free 10-pull offer ticket every day.
Additionally, on Thursday, May 28th, the official YouTube program featuring main MCs Rui Tanabe (voice of Natsu Onikawa) and Erika Ishitobi (voice of Yuki Tohjo) will host a special live broadcast with guest Mai Fuchigami (voice of Haru Yuminaga). This broadcast will celebrate both the MCs' birth month and Mai Fuchigami’s birthday, which falls on the day of the stream.
As part of the 10.5th-anniversary special project, players can enjoy the daily free 10-pull login bonus, login bonuses for limited UR accessories, an event to earn the new UR card 'Misato,' anniversary lucky bags, and four types of special offers, including one with 10x higher MR rates.
Furthermore, a follow and repost campaign is being held on the official X account, with a chance for five lucky winners to receive a signed shikishi board from Mai Fuchigami. For more details, please visit the official website or the official X account.
'Roppongi Sadistic Night' is a card-based suspense game set in Roppongi, where players form teams composed entirely of beautiful women to solve various cases. Since its launch in 2015, the game has been well-received for its instinct-driven storylines, diverse multi-ending scenarios, and over 4,000 beautiful card illustrations. Thanks to the support of many fans, the game has now reached its 10.5-year milestone.
To show gratitude for the fans who have supported the game, the app is holding numerous special 10.5th-anniversary events, including UR card giveaways and an 'Appreciation Login Bonus' where players can receive a free 10-pull offer ticket every day.
Additionally, on Thursday, May 28th, the official YouTube program featuring main MCs Rui Tanabe (voice of Natsu Onikawa) and Erika Ishitobi (voice of Yuki Tohjo) will host a special live broadcast with guest Mai Fuchigami (voice of Haru Yuminaga). This broadcast will celebrate both the MCs' birth month and Mai Fuchigami’s birthday, which falls on the day of the stream.
As part of the 10.5th-anniversary special project, players can enjoy the daily free 10-pull login bonus, login bonuses for limited UR accessories, an event to earn the new UR card 'Misato,' anniversary lucky bags, and four types of special offers, including one with 10x higher MR rates.
Furthermore, a follow and repost campaign is being held on the official X account, with a chance for five lucky winners to receive a signed shikishi board from Mai Fuchigami. For more details, please visit the official website or the official X account.
FAQ
What kind of game is this?
It is a card-based suspense app set in Roppongi, where players team up with beautiful women to solve mysteries.
When does the 10.5th anniversary event end?
Most campaigns end between May 31st and June 1st.
Do gacha rates increase?
Yes, special offers with increased rates are available during the campaign period.