マーダーミステリーパラドクス このひと夏の十五年
"Murder Mystery Paradox: Fifteen Years of Summer" is a text-based adventure game. Enter the remote and sparsely populated island of Shikinejima and attempt to solve the strangely recurring mystery found there.
7 playing now
1-year peak: 9 (Sep 20, 05:38 UTC)
Price history and discounts
Current price: $19.99. All-time low: $19.99 (low recorded on 09/05/2026). Now is the best time to buy — the price matches the all-time low.
We track Steam prices automatically and update them within minutes of any change. The chart shows how the price changed over time and helps you decide whether to buy now or wait for a discount.
Prices in other regions
Brazil
R$26,99 −55%
Europe (€)
8,77€ −55%
United Kingdom
£7.53 −55%
Kazakhstan
2 340,00₸ −55%
Ukraine
186,00₴ −55%
DLC (1)
Screenshots
System requirements
Minimum
Minimum:
- Requires a 64-bit processor and operating system
- OS: Windows10 64bit
- Processor: Intel Core i3-6006U
- Memory: 4 GB RAM
- Graphics: Intel HD Graphics 520
- DirectX: Version 10
- Storage: 4 GB available space
Recommended
Recommended:
- Requires a 64-bit processor and operating system
- OS: Windows10 64bit
- Processor: Intel Core i7
- Memory: 4 GB RAM
- Graphics: Intel UHD Graphics 630
- DirectX: Version 10
- Storage: 4 GB available space
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Recent price changes
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