# The 9th Day \- Artworks Book公式设定集

Summer DB entity ID: d0a6f2b7\-dc45\-4616\-b426\-d4774d0b1e26

Steam App ID: 989500

The 9th Day \- Artwork Books    40P  Include Character Design and work illustration\.

## Game information

- Type: dlc

- Developer: Lingtan Studio

- Publisher: Lingtan Studio

- Release date: Nov 29, 2018

- Coming soon: false

- Free to play: false

- Parent Steam app: 491420

- Genres: Adventure, Indie

- Categories: Single\-player, Downloadable Content, Steam Achievements, Steam Trading Cards, Steam Cloud, Family Sharing

- Platforms: windows

- Website: Not collected

- Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/989500/ss\_a85a2e73ead867538d3f29b6e2f1a5be4c937c41\.1920x1080\.jpg?t=1543480515

- Price: 199 minor units USD; discount 0%

- Price country: US

## Observed metrics

- Current players: Not collected

- Steam review count: 0

- Steam positive reviews: 0

- Steam negative reviews: 0

- Steam positive percentage: Not collected

- Summer DB rating: No native votes

Review filters: \{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}

## Player history

[Seven-day chart data as Markdown](/api/v1/entities/d0a6f2b7-dc45-4616-b426-d4774d0b1e26/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/d0a6f2b7-dc45-4616-b426-d4774d0b1e26/player-metrics?days=7)

Chart values are hourly observed maxima. The sampled 24-hour peak and missing intervals carry explicit coverage; history before collection is unknown.

## Sources and freshness

- Catalog membership: store\_catalog

- Catalog observed: 2026\-09\-24T19:57:04\.362365\+00:00

- Details observed: 2026\-09\-23T23:48:02\.47616\+00:00

- Player count observed: Not collected

- Reviews observed: 2026\-09\-23T23:48:04\.461934\+00:00

Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/989500/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/989500/","players":null,"reviews":"https://store\.steampowered\.com/appreviews/989500"\},"price":"2026\-09\-23T23:48:02\.47616\+00:00","source":"steam","catalog":"2026\-09\-24T19:57:04\.362365\+00:00","country":"US","details":"2026\-09\-23T23:48:02\.47616\+00:00","players":null,"reviews":"2026\-09\-23T23:48:04\.461934\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"10e496c6\-3606\-473a\-a334\-3163effa50f4","catalog":"9848d0d5\-7f34\-4a12\-865b\-c858afa40518","details":"7c79d4cc\-c651\-480d\-ba08\-c596e3ab0839","players":null,"reviews":"9568661f\-d7a7\-48bc\-9155\-0a0902c51f9e"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\}

Native rating methodology: \{"count":0,"average":null,"entityId":"d0a6f2b7\-dc45\-4616\-b426\-d4774d0b1e26","revision":0,"observedAt":null,"methodology":"arithmetic\-v1","distribution":\[0,0,0,0,0,0,0,0,0,0\]\}

Steam reviews are not Summer DB votes. Missing data is not zero. Player counts are observations, not historical peaks. A supplemental record does not establish that a game was delisted.

[Steam store](https://store.steampowered.com/app/989500/) · [JSON](/api/v1/games/d0a6f2b7-dc45-4616-b426-d4774d0b1e26)