# 奇迹纪念册 The last 47 hours Commemorative Book

Summer DB entity ID: e57797c0\-20c8\-4c2a\-8dba\-a9c555d514d0

Steam App ID: 1031530

This DLC has 40 pages， including all related works of  "The Last 47 Hours" scenario author who passed away\.（R\.I\.P\.）    Artworks of "The Last 47 Hours"  Artworks of "Your Smile beyond Twilight" \(VN on Steam, DOES have English version\)  Information of Maki in "The 9th Day" \(AVG on Steam, DOES NOT have English version\)  Artworks of "Love Polygon Report"\(Chinese light novel\)  Artworks of "School of Black City"\(Chinese light novel\)

## Game information

- Type: dlc

- Developer: Lingtan Studio

- Publisher: Lingtan Studio

- Release date: Feb 28, 2019

- Coming soon: false

- Free to play: false

- Parent Steam app: 1010870

- Genres: Adventure

- Categories: Single\-player, Downloadable Content, Family Sharing

- Platforms: windows

- Website: Not collected

- Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/1031530/ss\_55b1051d85a8f4ca43182dbcb4f48b390b8a8f81\.1920x1080\.jpg?t=1551426969

- Price: 99 minor units USD; discount 0%

- Price country: US

## Observed metrics

- Current players: Not collected

- Steam review count: 7

- Steam positive reviews: 7

- Steam negative reviews: 0

- Steam positive percentage: 100%

- 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/e57797c0-20c8-4c2a-8dba-a9c555d514d0/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/e57797c0-20c8-4c2a-8dba-a9c555d514d0/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\-24T02:37:01\.986712\+00:00

- Player count observed: Not collected

- Reviews observed: 2026\-09\-24T02:37:03\.197166\+00:00

Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/1031530/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/1031530/","players":null,"reviews":"https://store\.steampowered\.com/appreviews/1031530"\},"price":"2026\-09\-24T02:37:01\.986712\+00:00","source":"steam","catalog":"2026\-09\-24T19:57:04\.362365\+00:00","country":"US","details":"2026\-09\-24T02:37:01\.986712\+00:00","players":null,"reviews":"2026\-09\-24T02:37:03\.197166\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"459d83fa\-3e2d\-4f54\-9ea7\-46c40041414f","catalog":"d2079550\-db72\-4788\-8425\-0ea91155d21b","details":"ed8947c1\-c1d8\-41f3\-beee\-f6a1daabd34b","players":null,"reviews":"5c506cf6\-f0c1\-47fb\-ae05\-597b814817e3"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\}

Native rating methodology: \{"count":0,"average":null,"entityId":"e57797c0\-20c8\-4c2a\-8dba\-a9c555d514d0","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/1031530/) · [JSON](/api/v1/games/e57797c0-20c8-4c2a-8dba-a9c555d514d0)