"Kagami's Special Juvenile Reformatory" Reaches 100 Million Accesses! Player Count Exceeds 1.5 Million, Two-Year Anniversary Project Begins
"Daiyonkyokai," a creator group specializing in ARG, announced that "Kagami's Special Juvenile Reformatory" has reached 100 million accesses and surpassed 1.5 million players in its second year. To celebrate, a two-year anniversary project has begun, including a 50% off sale on related merchandise and pop-up stores in Tokyo and Osaka.
📋 Article Processing Timeline
- 📰 Published: April 1, 2026 at 20:36
- 🔍 Collected: April 1, 2026 at 16:47
- 🤖 AI Analyzed: April 21, 2026 at 08:52 (472h 5m after Collected)
Daiyonkyokai, a creator group specializing in ARG (Alternate Reality Games), announced that "Kagami's Special Juvenile Reformatory" has reached 100 million accesses and surpassed 1.5 million players in its second year.
To commemorate this milestone, a 50% off sale on related merchandise will be held, along with pop-up stores titled "Rehabilitation Work Product Exhibition and Sale" in Tokyo and Osaka. Additionally, a two-year anniversary project will sequentially launch, including new comic adaptations and LINE sticker releases.
"Kagami's Special Juvenile Reformatory" was released on April 1, 2024, as an experiential mockumentary game, initially garnering attention as a high-difficulty game with a 6% completion rate. Since then, the number of players has continued to grow, and it has evolved to establish itself as a web-exploration type ARG.
## 50% OFF Sale
From April 1st to 7th (Shinadori Day), the following products will be sold at a maximum 50% OFF at the Daiyonkyokai Online Shop, the biggest discount ever.
- Shinadori Plushie: 3,300 yen → 1,650 yen
- Official Setting Material Pamphlet: 2,200 yen → 1,100 yen
- 2024 Facility Guidebook: 2,200 yen → 1,100 yen
- 2025 Facility Guidebook: 2,200 yen → 1,100 yen
*Electronic versions can be purchased on Amazon.
## Manga "Fictional Landscape"
To commemorate this milestone, a 50% off sale on related merchandise will be held, along with pop-up stores titled "Rehabilitation Work Product Exhibition and Sale" in Tokyo and Osaka. Additionally, a two-year anniversary project will sequentially launch, including new comic adaptations and LINE sticker releases.
"Kagami's Special Juvenile Reformatory" was released on April 1, 2024, as an experiential mockumentary game, initially garnering attention as a high-difficulty game with a 6% completion rate. Since then, the number of players has continued to grow, and it has evolved to establish itself as a web-exploration type ARG.
## 50% OFF Sale
From April 1st to 7th (Shinadori Day), the following products will be sold at a maximum 50% OFF at the Daiyonkyokai Online Shop, the biggest discount ever.
- Shinadori Plushie: 3,300 yen → 1,650 yen
- Official Setting Material Pamphlet: 2,200 yen → 1,100 yen
- 2024 Facility Guidebook: 2,200 yen → 1,100 yen
- 2025 Facility Guidebook: 2,200 yen → 1,100 yen
*Electronic versions can be purchased on Amazon.
## Manga "Fictional Landscape"