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Released May 14, 2026 $10.65 · −18% Positive Counts toward your Steam games

Mysteries of Old Tokyo

By Bolerosoft

Followers —
Reviews 44 Positive
Players now 1 Peak today 1
Followers, 30 days — Not enough history yet

About Mysteries of Old Tokyo

Mysteries of Old Tokyo is a game tagged Exploration, Puzzle and Point & Click by Bolerosoft, released May 14, 2026. It has 44 Steam reviews (Positive). The Steam games most like it include Nancy Drew®: Ghost Dogs of Moon Lake, Nancy Drew®: Curse of Blackmoor Manor and False Testimony.

Explore Tokyo, snap photos and analyse evidence for 40+ landmarks in the Imperial Capital, from prehistory to the present. Use real historical research skills to solve evidence-based puzzles in a 90s-style adventure. Confront a cast of wandering spirits to separate truth from fiction.
From the Steam page

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Steam data

Everything Steam lists for Mysteries of Old Tokyo · record updated 21 hours ago

Steam store

Overview

App ID3784300
Release dateMay 14, 2026
Last change number39017090
Last record update21 hours ago

App info

App type
Game
Developer
Bolerosoft
Publisher
Bolerosoft
Steam profile
Counts toward game count and achievement totals · checked 1 day ago
Technologies
Godot detected

Platforms

Windows Linux
Steam Deck
Verified

Features

4
Single-playerSteam AchievementsSteam CloudFamily Sharing

Prices

Price · US$10.65
On sale40 of 41regions right now
Lowest seen · US$10.65Oct 23, 2026
Checked19 hours agoin 41 regions

United States$USD

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Patch notes

15
  1. Sep 19, 2026 September Update: Updated manual and desktop icons (v3.1.5)

    A small autumn update to clear up a few minor issues while I continue work on the brand-new modules system and DLC.The manual has been tweaked, but the most visible change are the all-new hand-drawn (well, mouse-drawn) pixel art desktop ic…

  2. Jul 6, 2026 Patch v3.1.4

    Hello! Hope you're enjoying the summer. A small patch with a few bug fixes. Bugs fixed When you loaded a mid-week save with a solved puzzle, the text would still read "Record Not Saved" even though it was saved. It now shows "All answers a…

  3. May 28, 2026 v3.1.2: Verified on Steam Deck!

    Hello Tokyoites! A happy end to the Steam Deck saga, as Valve have passed Mysteries of Old Tokyo as Verified on Steam Deck. The game should now launch the Linux build automatically when you run on Steam Deck, ensuring the best experience a…

  4. May 24, 2026 Steam Deck Compatibility Update

    Update to the updateHello all - just wanted to update this post to say that Mysteries of Old Tokyo is now verified on Steam Deck! Read more here:The original post is preserved below in case it's useful, but you can ignore it.Original postH…

  5. May 17, 2026 Patch v3.1.1

    Well, I'd planned a larger first week patch, but unfortunately there weren't enough bugs to fix. It seems the game is quite bug-free as it is. Apologies for that. I will ensure there are more bugs in future patches, that can then be fixed …

  6. May 12, 2026 The Final Stretch! v3.1.0 Release Candidate 1

    Hey Tokyoites!Hard to imagine that when I threw together a little idea in Godot just over a year ago that I would end up here. Mysteries of Old Tokyo, my first game, is releasing in just two days.I can't promise it will be the best game ev…

  7. Apr 29, 2026 Enabling Steam Cloud: Demo and beta update v3.0.5

    A small update has been pushed for the demo version and beta.ImprovementsEnabled Steam Cloud for saved game sync on demo and beta version.Hints that you receive are now saved between sessions.Encyclopedia can now be launched from the main …

  8. Apr 26, 2026 Release date confirmed and new demo v3.0.4!

    Hello Tokyoites!Today is April 26. If I remember correctly, it has been almost exactly a year since I dusted off my pack of antique Tokyo postcards and thought: Maybe I should do something with these?Now here we are 12 months later with an…

  9. Apr 9, 2026 Welcome To Your Office: Demo v3.0

    Hello, Old Tokyoites! After a hectic six weeks of work, it's great to be finally able to release the totally-revamped Demo v3.0, and your shiny new desk!There are so many new features and changes that I'm not sure where to begin. The selec…

  10. Feb 26, 2026 Next Fest v2.1.3 - Small crash fix

    Hey! Thanks again for all the support and feedback so far and I hope you have been enjoying my game.There was a crash bug related to the encyclopedia. Hopefully not too many players were affected, but it's still annoying to lose your progr…

  11. Feb 24, 2026 Next Fest Demo Update (v2.1.2)

    Hello! It's the first day of Next Fest, which has brought many more new players for the demo! There are a few improvements and bug fixes due.FeaturesI wasn't really happy with how Gazetteer.txt worked, so I replaced it with the Directory. …

  12. Feb 18, 2026 Demo Update v2.1.1

    Next Fest starts on Monday! This is incredibly exciting and scary at the same time. I've been spending a bit of time to make sure the demo is in tip-top condition before release, so please enjoy a overhauled tutorial and a whole new treasu…

Builds

2
BuildBranchUpdated
25406340publicSep 19, 2026
25406340steamdeckSep 19, 2026

Depots

Depots

4
IDNameSystemsSizeDownloadManifest
3784301 — Windows 122.1 MB 40.8 MB 6890622846937708605
3784302 — Linux 90.4 MB 33.1 MB 3791948255937205765
3784303 — All 632.8 MB 609.9 MB 970430947453560546
3784304 — All 11.2 MB 10.2 MB 4001903301555192405

Branches

2
BranchBuildUpdatedAccess
public 25406340 Sep 19, 2026 Open
steamdeck Build for Steam Deck testing 25406340 Sep 19, 2026 Open

Configuration

Install foldersteamapps/common/Mysteries of Old Tokyo

Launch options

2
ExecutableArgumentsSystemsDescription
mysteries.exe Windows
mysteries.x86_64 Linux

Cloud saves

Space per player97.7 KB
Filesup to 10
Save locations5
RootPathPatternSystems
WinAppDataRoamingGodot/app_userdata/Mysteries of Old Tokyosavegame_v3.saveAll
WinAppDataRoamingGodot/app_userdata/Mysteries of Old Tokyotutorial_v2.saveAll
WinAppDataRoamingGodot/app_userdata/Mysteries of Old Tokyochapter.saveAll
WinAppDataRoamingGodot/app_userdata/Mysteries of Old Tokyonotes.saveAll
WinAppDataRoamingGodot/app_userdata/Mysteries of Old Tokyosavegame_v2.saveAll

News

  1. Jun 21, 2026 · Community Announcements In-Game Manual:

    Hey Tokyoites, and happy Midsummer! (Or Midwinter, depending on latitude.)It's been a fantastic first month for Mysteries of Old Tokyo and the response has been overwhelmingly positive. As we enter t…

  2. May 16, 2026 · Community Announcements Post-launch and future plans

    A few notes after Thursday's release...Thank you!After over a year of work, I released Mysteries of Old Tokyo two days ago. It has been a strange feeling - or rather, feelings - anxiety and excitemen…

  3. May 14, 2026 · Community Announcements Out Now On Steam!

    Hello, Tokyoites!I'm excited to announce that Mysteries of Old Tokyo is now available for purchase on Steam. You can get it now with a 10% launch discount!This game has very much been a labour of lov…

  4. Apr 25, 2026 · Community Announcements Play Mysteries of Old Tokyo on Steam Deck - verified!

    Verified on Steam Deck!28 May update: Very pleased to announce that Mysteries of Old Tokyo is now Verified on Steam Deck. This ensures you'll have a great experience playing the game when you're out …

  5. Mar 6, 2026 · Community Announcements End of current demo and post-Next Fest plans

    Hello everyone!I'm making a Next Fest note here: huge success. Thank you to everyone who played the demo! Just to put it in context, the game went from 5 players on a good day, to 183 players at the …

Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.