# Hifuu Nightmare Diary ~ Violet Detector.

> Probable indie-scope game profile, served by indielist (https://indielist.games). Sales estimate uses a transparent Boxleiter-derived heuristic; its fixed display range is not a statistically validated confidence interval.

## Snapshot
- **Indie scope**: probable
- **Classification reason**: steam_store_genre:Indie
- **Classification evidence**: https://store.steampowered.com/app/924650/
- **Primary genre**: Action
- **Release year**: 2018
- **Release date**: Sep 4, 2018
- **Platforms**: windows
- **Genres**: Action, Indie
- **Launch price**: $10.99 USD
- **Steam reviews**: 280
- **Positive review %**: 76%
- **Steam app**: https://store.steampowered.com/app/924650

## Developer
- **Studio**: [上海アリス幻樂団](https://indielist.games/studios/entity-2020)

## Publisher
- **Name**: [Mediascape Co., Ltd.](https://indielist.games/publishers/mediascape-co-ltd)

## Sales estimate (white-box, version v1.0)

- **Units (median)**: 18,200 (range 10,920 – 25,480)
- **Net revenue (median)**: $114,250 USD
- **Boxleiter NB used**: 65
- **Algorithm version**: v1.0

### NB breakdown
- `base`: +50
- `year_2018`: +15
- `price_$11`: 0
- `positive_76%`: 0

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Source: indielist (https://indielist.games/games/hifuu-nightmare-diary-violet-detector-924650)
Estimates are not official sales data. Methodology: docs/sales-algorithm.md. Always verify large numbers with official sources before citing.