Game
Free to play App 4921720
47都道府県にプロ野球チームが存在する世界線で日本一の球団をめざそう！
Sports Management Kraft Games · released Nov 6, 2026
Choose one of 48 fictional Japanese baseball clubs and run it as GM: draft, develop, set lineups and watch games. Play the opening month (27 games) free, with no time limit. Continue with the separate Full Game DLC; Data Editor DLC is optional. Japanese only.
Price
Free
US store
Reviews
50%
6 · 6 user reviews
Playing now
—
not sampled yet
24h peak
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all-time seen —
Followers
—
Steam community hub
Owners (est.)
~180
90 – 288
YouTube activity
1
videos · 30 d1
creators207
views · 1 yTwitch activity
—
avg viewers · 30 d—
hours watched · 30 d—
streamers · 30 dProduct info
from Steam's PICS · read 13h ago- Change number
- 40,902,187 · seen 13h ago
- Public build
- 26,632,035 · Nov 13, 2026 (13h ago)
- Operating systems
- windows
- Architecture
- —
- Install size
- 605 MB · 338 MB download
- Install folder
47都道府県にプロ野球チームが存在する世界線で日本一の球団をめざそう！- Controller support
- —
- Metacritic
- —
- Homepage
- baseball.smkg.dev
- Release state
- released
- Community
- hub
Steam Deck
UnknownNo Deck test results published.
Branches · 1
every build Steam serves for this app| Branch | Build | Updated | Description |
|---|---|---|---|
| public | 26,632,035 | Nov 13, 2026 · 13h ago |
Build history
every build id we have seen on a branch (history starts with our first read)| Build | Branch | Released | First seen |
|---|---|---|---|
| 26,632,035 | public | Nov 13, 2026 06:08 | 13h ago |
| 26,596,042 | public | Nov 11, 2026 16:38 | 2d ago |
| 26,565,512 | public | Nov 10, 2026 13:47 | 3d ago |
| 26,514,458 | public | Nov 8, 2026 01:43 | 3d ago |
Depots · 2
content of the public branchLaunch options · 1
| Executable | OS | Description |
|---|---|---|
47PrefecturesBaseballGM.exe |
windows 64-bit |
Languages · 1
| Language | Interface | Full audio | Subtitles |
|---|---|---|---|
| Japanese | ✓ | — | — |
Packages · 0
all packagesNo packages recorded yet.
Bundles · 0
all bundlesNot part of any bundle we know.
DLC in product info · 2
includes DLC not sold separatelyChange numbers
all changes#40,902,187 · 13h ago#40,840,545 · 2d ago#40,827,842 · 2d ago#40,827,759 · 2d ago#40,795,260 · 3d ago
Updates · patch notes
Steam announcements tagged as patch notes, linked to the public build they followed
| When | Note | Build | Update size |
|---|---|---|---|
| Nov 13, 2026 | v1.0.5 Update (Stats tab fix and difficulty-based information) Thank you for playing 47 Prefectures Baseball GM. Version 1.0.5 is now live. Reports from the forums We found and fixed the cause of the "Stats" tab on the player details screen not responding. For players traded mid-season, or players who had the same awakening twice, the stats list stopped rendering and the tab would not switch. Players already in your save can be opened again after this update. |
26,632,035 | +49.5 KB |
| Nov 11, 2026 | v1.0.4 Update (Fixes for reports from the forums) Thank you for playing 47 Prefectures Baseball GM. Version 1.0.4 is now live. It focuses on the fixes we promised in the forums after v1.0.3, plus a review of the regional dialects. Reports and requests from the forums You can now accept a trade partner's counter-offer as is. Press "Agree on the counter-offer" to re-propose the trade on those terms. During the playoffs, you can now open the bracket |
26,596,042 | +41.9 KB |
| Nov 10, 2026 | v1.0.3 Update (Requested features and bug fixes) Thank you for playing 47 Prefectures Baseball GM.Version 1.0.3 is now live, with features based on your suggestions in the "Feature Requests" thread.New features from your requestsAdded one-day lineups. You can change the batting order, positions, today's starter and closer for today's game only, without changing your saved lineupAdded stadium operating rights and stadium purchase to Investments. |
26,565,512 | +0 B |
| Nov 8, 2026 | v1.0.2 Update (Bug fixes and quality-of-life improvements) Thank you for playing 47 Prefectures Baseball GM. Version 1.0.2 is now live, based on your bug reports and reviews. Progression blockers Fixed the off-season release screen pushing its buttons off-screen when there were many candidates, which made it impossible to continue Fixed buttons being cut off on similar dialogs, such as the foreign-player slot dialog Fixed being unable to keep or hire a ma |
26,514,458 | 576.8 MB total |
| Nov 7, 2026 | v1.0.1: Fixes for getting stuck in the Opening Draft and Spring Camp Thank you to everyone who reported bugs through the contact form and the Steam forums. We fixed the following issues. Fixed in v1.0.1 Opening Draft: If you moved to another screen after the lottery without pressing "Auto-pick rounds 2–3", you could not continue the draft. Saves already stuck this way can continue after the update: just reopen the draft screen. Lottery results are kept. Spring Camp |
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| Oct 21, 2026 | Demo updated (about save data) November 7, 2026 update: The following is a historical update for the old Steam demo. That separate free/demo version has been withdrawn; the regular version still lets you play the opening 27 games for free. Start the regular version for free Thank you for playing the demo. Ahead of the full release on October 27, we have updated the save data format. As a result, saves started before October 21 |
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