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Yuvi

@yuvi.app
1.2K followers 139 following 131 posts

Game preservationist, hacker, and translator on a mission to uncover and revive forgotten games. Japanese Big Box PC Enthusiast and Keitai Server Guy Discord: Yuvi

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Yuvi @yuvi.app · 22h
In a couple days, I’m finally headed back to Japan after a long 10 years since I last went. A lot has certainly changed in those 10 years. This is my third time there; and excited to enjoy an adventure of not so much touristy stuff, but an adventure of go anywhere and anything.
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Yuvi @yuvi.app · 14/09/2026
Well PS3 and RPC3 can now play WKC2 online crossplay. Thankfully because this game uses a full dedicated server, there is compatibility for the two to play together! Coming soon :)
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Yuvi @yuvi.app · 12/09/2026
Part 3 This one is all about the tools and issues. I'll have to rebuild the game! But these tools make the journey much easier. www.youtube.com/watch?v=oNXo...
youtube.com
Project Inferia - Reviving TOEO: Tools and the Challenge | Ep. 3
YouTube video by YuviApp
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Yuvi @yuvi.app · 07/09/2026
Part 2 of my journey into bringing back a lost MMO. The world is starting to feel alive now! Every episode that goes by, I'm so excited to show you the progress I've made. As seeing this all come alive just brings back so much nostalgia.
youtu.be
Project Inferia - Reviving TOEO: The World is Feeling Alive | Ep. 2
YouTube video by YuviApp
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Yuvi @yuvi.app · 03/09/2026
Project Inferia, The biggest journey I've ever taken to complete my life's goal. Bringing back Tales of Eternia Online. Over the last 6 years, I've been honing my skills and working slowly on this game that means the world to me. Today I present you the first part of my journey.
youtube.com
Project Inferia - Reviving Ep: 1
YouTube video by YuviApp
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Yuvi @yuvi.app · 01/09/2026
Well, it's been done! I have been able to make a mostly fully functional White Knight Chronicles 2 server! What you are seeing below is 3 friends on their first adventure in the game in over 13 years. Thanks for the help testing! @snowyaria.goodorevengreat.games @nichetopic.bsky.social
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Yuvi @yuvi.app · 23/08/2026
Nobody has seen these for well over 13 years! I'm in the process of working on a White Knight Chronicles 2 private server! Cannot wait to share more!
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Yuvi @yuvi.app · 16/08/2026
Surprise! I have gone ahead and ported over the English translation for "Hero Must Die" to the PS Vita! I'd highly recommend you play this amazing twist on a traditional JRPG. Avaliable now! t.co/JiJbScF1XA
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Yuvi @yuvi.app · 13/08/2026
The English Translation for Dirge of Cerberus Lost Episode is now available! Play as Vincent Valentine as he makes his way to the Shinra Mansion in this once-lost mobile spin-off game. Hacking: Yuvi Translation: turquoisehammer.bsky.social Playtesting: Odysseus Special Thanks: Shinra Archaeology
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Yuvi @yuvi.app · 04/08/2026
While working on the translation for Dirge of Cerberus Lost Episodes, I found out that for the English text, they made some sacrifices to how the game displays text to make more room and left out some QoL stuff like colored speaker names. So I went ahead and reimplemented that.
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RockmanCosmo @rockmancosmo.bsky.social · 03/08/2026
After four days of bruteforcing and spending over $900, the FULL version of FFVII Dirge of Cerberus Lost Episode has been preserved by @yuvi.app! The game's SD card data, which it fully relies on, remained encrypted until now. Despite being 9MB, the game contains cutscenes and voice acting.
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Yuvi @yuvi.app · 03/08/2026
Funny enough, the game contained some leftover English for only the tutorial mission of the game. I went ahead and enabled it, but a full translation will still need to happen. Happy to help with that endeavor if anyone steps up to do it.
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Yuvi @yuvi.app · 03/08/2026
Today is another special day. I am so proud to say I have finally recovered the FULL copy of Dirge of Cerberus Lost Episode for Japanese cell phones. After many years of this avoiding us, it's been done. youtu.be/UfpwhMTwMgM
youtu.be
Dirge of Cerberus Lost Episode Final Fantasy VII - Recovered Keitai Game
YouTube video by YuviApp
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SnowyAria (。•̀ᴗ-)✧🏳️‍⚧️ @snowyaria.goodorevengreat.games · 01/08/2026
Man-eating angels wander the ruined streets of Tokyo. Haruaki searches for the human-turned-angel that he used to love. What will he do when he finds her? Innocent Tears is now here in English! Hacking - @yuvi.app Translation - @snowyaria.goodorevengreat.games Images - @nichetopic.bsky.social
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Yuvi @yuvi.app · 31/07/2026
This is what happens when you want to go REALLY FAST! 16x RTX 6000's over 100GKeys a sec is wild
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SnowyAria (。•̀ᴗ-)✧🏳️‍⚧️ @snowyaria.goodorevengreat.games · 27/07/2026
Save Onigard from the clutches of Emperor Mahj with the power of riichi mahjong! Mahjaventure: Warring Tiles for the Famicom is out now in English! Patch: github.com/Eight-Mansio... Hacking: Pennywise Translation: @snowyaria.goodorevengreat.games Graphics: @nichetopic.bsky.social and Graphicus
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Yuvi @yuvi.app · 23/07/2026
A playtest build for the next translation to be released has been generated. So not too far off now! All I can say is this was the most complex ASM hacking I've done in a long time. With one of the biggest scripts I've been a part of. Fun times ahead. :D
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Yuvi @yuvi.app · 18/07/2026
Team Innocent videos now fully subbed and running on hardware, with my new PC-FX Video Encoder I made.
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Yuvi @yuvi.app · 18/07/2026
Cooked up a decoder and encoder for PCFX Blue Breaker videos. Getting tools ready to eventually do a translation :D
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Yuvi @yuvi.app · 08/07/2026
I was so excited to show you the first-ever WonderGate footage of Digimon 02 - D1 Tamers until, well, it got a little broken. 😄
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Yuvi @yuvi.app · 08/07/2026
Making a server for a Wonderswan game... Whoops overflowed everything
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Yuvi @yuvi.app · 06/07/2026
Everyone has got to check out how impressive "Lineage Mobile i" is on a cell phone back from 2007. Some awesome tech being used here to render this. www.youtube.com/watch?v=q6l4...
youtube.com
Lineage Mobile i — Recovered Keitai Game
YouTube video by YuviApp
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Yuvi @yuvi.app · 03/07/2026
The start of something new :D Just a rough draft of trying to create an enclosure for a fully self-contained device that will add some awesome functionality to certain PSX games. It all fit, and clearances were on point.
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Yuvi @yuvi.app · 28/06/2026
Happy to helped on this project!
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Yuvi @yuvi.app · 16/06/2026
If you know, you know... This is huge progress for the project.
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Yuvi @yuvi.app · 15/06/2026
Tales of Fandom Vol. 1 for PSX now has working online leaderboards again! I just finished the server implementation. You might be asking, "How does the PSX have online connectivity?" Well, you could use certain docomo Keitai back then to give you PSX internet access. So cool!
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RockmanCosmo @rockmancosmo.bsky.social · 13/06/2026
A new partial copy of Before Crisis FFVII was preserved by NaoyaShinota! This copy contains Turk data for Cissnei, as well as a battle map and sprites for Weapon D Mode (postgame superboss mode). Now we preserved four Turks: Rod, Gun (Male), Nunchuck, and Shuriken (aka Cissnei).
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Yuvi @yuvi.app · 03/06/2026
Well... it's official... I need a translator for Tenerezza; the RE work is all but done. This has really been on my list to get done for far too long now. Happy to have made it all work, made the game work with 1-byte ASCII and everything as before that would crash no matter what.
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Yuvi @yuvi.app · 01/06/2026
Long time coming! But this was a fun challenge of a project.
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Yuvi @yuvi.app · 22/05/2026
Nothing makes me happier than to see the quality of the fan translations being released these days. Kowloon's Gate has always been one game on my list I'd love to play one day. So I'm happy to say that my good friends Hilltop and Cargodin are releasing it here soon!
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Yuvi @yuvi.app · 10/05/2026
ReMEXA for Android 🎉 I am thrilled to announce I have published the first release of ReMEXA for Android. It is not perfect yet and a lot of work is still needs to be done. Please submit any issues via Github issues 😀 github.com/Yuvi-App/ReM...
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Yuvi @yuvi.app · 08/05/2026
I did a thing.
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RockmanCosmo @rockmancosmo.bsky.social · 08/05/2026
ICYMI, @yuvi.app released ReMEXA, an SDK reimplementation for J-PHONE, Vodafone, and SoftBank keitai games! These were competitors to i-mode games. They're finally accessible on Windows, Linux, and Mac. See my video for some featured games! An Android version is in the works too, so stay tuned...
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Yuvi @yuvi.app · 08/05/2026
The Android version of ReMEXA is coming along! I am working on GPU acceleration right now, since CPU cannot keep up for these later Appli (at least the one in the Retroid P2+) Its coming soon I promise :D
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Yuvi @yuvi.app · 06/05/2026
Introducing ReMEXA A full SDK reimplementation of all three JPhones SDKs into a single modern Java application that will work for Windows, Linux, and Mac. MA2/3/5 Audio support, 3D support, Online Bluetooth Gaming, In-game Live Translation Android support coming soon! github.com/Yuvi-App/ReM...
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Yuvi @yuvi.app · 04/05/2026
A glimpse at a new Open Source Jphone emulator I made running natively on Retroid Pocket 2+, Android 9+ compatibility. I am going to need a more powerful android devices to test with, running out of memory while debugging :D Cannot wait to announce this properly!
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Yuvi @yuvi.app · 21/04/2026
For those who have known me. I've always talked about one of those passion projects I have to complete in my life. Which was and always has been Tales of Eternia Online. As a young lad growing up, I had the chance to play this, and told myself a decade ago I will again.
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RockmanCosmo @rockmancosmo.bsky.social · 14/04/2026
An anonymous user preserved Taisen Puyo Puyo Tsu DX, an i-mode #PuyoPuyo game with real-time online multiplayer! Thanks to @yuvi.app, this online battling functionality is fully functional! Create a room or battle random opponents.
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Yuvi @yuvi.app · 01/04/2026
ありがとうiモード Thank you to Docomo, for creating an amazing open platform that allowed iAppli from all types of developers to flourish. We at Keitai Archive, will keep preserving everything we can! We want everybody to show how amazing this platform was. #ありがとうiモード
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Yuvi @yuvi.app · 25/03/2026
Nvidia not fixing fundamental OpenGL issues for over a year is crazy... So my hardware rendering does not work because they broke OpenGL support with drivers 572 and above, and yes, it's also broken on the Studio drivers. It is time to suffer and learn DX9. www.youtube.com/watch?v=OF_5...
youtube.com
NVIDIA Fuck You (HD)
YouTube video by TVLiveS
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Yuvi @yuvi.app · 23/03/2026
For those wondering Kingdom Hearts Coded runs at 15fps by default. Increasing beyond will just break the game due to everything being tied to the FPS. In which case my hardware renderer took it from maybe 4-5 fps to a 15 fps cap. This is pretty normal for mobile games in 2008.
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Yuvi @yuvi.app · 22/03/2026
Kingdom Hearts: Coded side episode now fully works under hardware rendering; here is what that looks like before and after. It goes from nearly unplayable to fully playable, and you're even able to execute proper combos now!
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Yuvi @yuvi.app · 22/03/2026
I just created an OpenGL hardware renderer for STAR keitai emulator. No longer will heavy 3D games run badly. Minna no Golf Mobile 3 goes from like 4 FPS to a locked 30 FPS. All with proper 3D character rendering and texture loading. Plus internal resolution scaling.
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Yuvi @yuvi.app · 18/03/2026
See, this is why I love doing what I do. People going back to playing old Keitai games they once loved and making RTAs of them is so awesome to see. Something you could have never done even a couple of years ago. www.youtube.com/watch?v=dqH0...
youtube.com
(MOBILE PHONE)ドラゴンスレイヤー4 RTA / Dragon Slayer 4 (Legacy of the Wizard) RTA in 32:35 (2025 WR)
YouTube video by CMDR Sho
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Yuvi @yuvi.app · 16/03/2026
My good friend Hilltop made a post regarding the state of fan translation, that I honestly back. There is nothing more important to these games then the translation itself, as it’s the first and last thing the player will most likely see. Leaving a lasting impression for life
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Tom, Legally Certified Date Simmelier @iiotenki.bsky.social · 28/02/2026
I say this as a professional who came up from fan translation and has friends at Sega who will likely never get to work on this officially: when you fan translate ANYTHING that was previously untranslated, you have a deep, heavy responsibility in setting people's first and typically only impression.
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Yuvi @yuvi.app · 19/02/2026
For those who haven't seen it. A member of the Keitai Archive community did a wonder presentation at JawnCon recently about Keitai Preservation! Its a wonderful video you should give it a watch. www.youtube.com/watch?v=x53W...
youtube.com
JawnCon 0x2-Ellen Cooper The Rapid Disappearance of Digital Games as Seen in Japanese Feature Phones
YouTube video by JawnCon
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RockmanCosmo @rockmancosmo.bsky.social · 26/01/2026
Last year, LNRC partially preserved CROWS x WORST, a beat-'em-up keitai game based on the eponymous manga series. Today, @yuvi.app created a server, which made it playable for the first time! The game heavily relied on server data, so our copy is a small portion of the full game.
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Yuvi @yuvi.app · 26/01/2026
I accidentally made every NPC a Trashcan...
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Yuvi @yuvi.app · 24/01/2026
What a blast of a game to Reverse Engineer, I gave up many times to come back and finally get it working.
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