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JOTEGO
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Ninja Gaiden/Shadow Warriors

Happy New Year and welcome to the first release of 2025. We just had JTTWIN16 beta featuring Dark Adventure a few days ago so I am sure you did not see today's one coming!

Update your BETA.KEY file for this release

History

Developed by Tecmo, this belt-scrolling action game was first released in North America and Europe in October 1988, note that the Japanese release came later! The evil general Bladedamus, who has the blood of Nostradamus in his veins, had kidnapped the President of the USA, and what they had in their hands was the command switch to launch an ICBM. As was customary in America in the 80's, they called two ninjas from Tokyo to crush Bladedamus' organization. The game is full of ninja-like five-body techniques, such as the "Hang Kick", the "Flying Neck Throw" and the "Tightrope Walk".

There are five types of items. They are hidden within objects (like bins) but you cannot destroy them with your attacks but by throwing an enemy at them. Also, if an enemy throws you at them!

Final boss Bladedamus (round 6)

If you stand exactly on the vertical axis with him, he will not move at all. Then you move quickly to his elbow and launch a series of attacks!

The Core

For once, this core is derived directly from MAME, with small changes where it makes sense from a hardware perspective. I have two boards of this game (thanks to Yeahbuddy and Raul Chicon) but they are full of customs and even regular logic has the product numbers erased. So, rather than trying to extract schematics for the full board, I decided to make the core first to identify which parts of the board are worth examining.

Thanks for your continuous support for the last six years. We have come a long way, from supporting only Ghosts'n Goblins to covering more than 1,000 games. I count on you for 2025.

Comments

Thanks man!

Sean Gourgaud

i also am getting this same error when i run pupdate

Patrick Domingo

I would like to congratulate you on all the wonderful work you do. Please tell me one thing. In the analogue pocket version of namco system 1, the world stadium is displayed upside down by default. Please tell me how to save the service mode settings and return to the title. Good luck to you.

kk

I tried that, following the instructions from the link in the welcome email and it still doesn't work for me. I made sure to use the latest beta.bin file, and am on the latest Pocket version and the latest version of PUpdate. Still can't get certain betas to work. It says it's missing keys for: jotego.jtflstory jotego.jtngpc jotego.jtriders jotego.jts18 jotego.jttwin16 jotego.jtxmen I even manually put in the keys in the common folder for each core, even though I don't need to, and it still doesn't work. I'm not sure what to do here.

HanJeSu

@VINSTER try @Retro_Active_'s tip it worked for me. Thanks for both of your suggestions. Time to play some Shadow Warriors :)

Bomanden

I don't know if you fixed this already or not, but I ran into the same issue and think I know the fix. I'm on MisterPi also, and I went into update_all settings (press up when prompted) and under 6 Extra Content, I had Arcade ROMs Database toggled off, which may be a default settting or something, so I turned that on and I think that was necessary to download the arcade ROM zip into the games/mame folder that is reported missing. Hopefully that works!

Retro_ Active_

I've been having to add the mame roms manually for MISTer, for the last few months.

VINSTER

same

John Milon

same here.

John Milon

I tried using the Beta key from this release and even extracted the bin file and placed it in every common folder for JT cores under Assets, and I still get this error when running PUpdate, and the cores still don't work for me. Is there something else I'm missing? I was following the steps in GitHub but still got an error saying that licenses are missing for the following cores: jotego.jtflstory jotego.jtngpc jotego.jtriders jotego.jts18 jotego.jttwin16 jotego.jtxmen

HanJeSu

Is JTFriday still a thing? Releases seem to be sporadic now. Not a criticism, maybe I missed an announcement or something

Jonlad1

I am having the same issue. I updated the Beta Key and Ninja Gaiden works but the above cores do not.

Dan H.

No one gets the error below ? any forums you can recommend ? Game does not start , just shows this message, for a few seconds. games/mame/shadoww.zip/21.4b 21.4b not found For The Fairyland Story , this error games/mame/flstory.zip/a45-20mcu a45-20.mcu not found

Bomanden

Its the beta key from my post above.

Matt

Just to confirm with the latest beta key the following cores through up checksum errors: Missing or incorrect License file for the following cores: jotego.jtflstory jotego.jtngpc jotego.jtriders jotego.jts18 jotego.jttwin16 jotego.jtxmen

Matt

love all the gradius/nemesis games... excited to have them added!

James Wyld

Thanks! I didn’t realize there was yet another release after the last update I pulled. I’ll do that. Much appreciated!

HanJeSu

You need to use the BETA KEY from this release.

JOTEGO

Not sure what I am doing wrong I have a MISTer PI, I added the JTPremium option to get all beta cores. I have copied the newest jtbeta.zip to games/mame. When I try to start ShaddowWarriors and The Fairyland Story I get a similar error games /mame/shaddoww.zip/21.4b 21.4b not found Sorry if it is obvious what courses the error Thanks JOTEGO for bringing all these nostalgic games to life again - I love it

Bomanden

Thank you for your report about the X-Men. We will check it.

JOTEGO

Thank you so much for this core! I remember playing this arcade game in a local video rental store growing up. Much appreciated seeing this come out. One bug I want to report though on the X-Men core: The latest update now just shows the Jotego credits overlayed on the game and it cannot be removed. It just keeps scrolling and won’t go away with any button press. As such, you cannot play the game.

HanJeSu

Thank you..

THE_MAQ

https://xcancel.com/topapate/status/1875230490418098323#m

OldManBog

Agree 100%! Have had audio issues with my board for a long time and would love to see this board reverse engineered for troubleshooting purposes as well 🙌🏼

Adam Davis

Thanks

Tony T

As an owner of the actual boards with a graphics issue that I have been putting off trying to fix (bad opticoupler, I believe), I am therefore very happy to see this release and soon learn more about these enigmatic boards with no schematics that I could find out there. The arcade manual is very... reduced for this one. It appears the MarsFGPA team is also working on a core and documentation which is great too. I really had to scrape the internet to find out about my boards' potential fix o.O It would be lovely to have more info at last! Thanks!

ShadowX

Thank you. Will do that 🙂

PAUL G

Copy the unzipped jtbeta.zip file to the mister SD card in the folder games/mame

JOTEGO

I tried remapping controls but that didn't resolve it

PAUL G

Maybe just a weird glitch but I can't get Ninja Gaiden/Shadow Warriors to start on my MisterPi? It loads up but no controller is recognised for inserting coins or starting a game. Any help appreciated and thank you for all the other amazing cores!

PAUL G

Vanguard being developed by Jimmy Stones I think.

Darren Newman

For Pocket: Download jtbeta.zip from this post—> unzip to beta.bin—> place in assets/jtpatreon/common

Gabriel S

Do we need a update to other cores - as when updating it says incorrect license key for 5 of the other beta cores ?

Matt

Putting on a request for the long forgotten 1986 arcade game “Gladiator.” Help me relive the better parts of my childhood.

Jason Wixom

Great nostalgic game and NY surprise, thanks! Any plans for blood bros / cabal?

blktiger

me funciona, pero rompe otros cores como sunset riders y la sega twin

c c

I was hoping for some cps3 news?

THE_MAQ

This has been on my wishlist for the longest time, just need Vangard by SNK and my wishlist is complete ;)

Craig Somerfield

Thank you Jotego! That famous continue screen was forever seared into my kid brain seeing it for the first time all those years ago 🤣

PolloLoco

Another legndary game joins JT roster. Great "Three Wise Men" (Reyes Magos) present. Thanks so much!!

Findamember

thanks jose

Baz M

DUDE!!! Thank you so much Jose!!!! I’ve been waiting for this one! You are AMAZING!!! 🤩🙏🏼🙏🏼🙏🏼

Adam Davis

¿Es muy diferente el hardware a Darius 2? Sería impresionante también contar con ese título.

Jeruro

Amazing! Happy New Year!

Jason Ng

Thanks JT and team. This is a childhood favourite of mine.

Pixel Cherry Ninja

Thank you! Just one thing, the images in the post are not visible.

Juco

Awesome. Thanks!!

Jordi Clement

Thank you for sharing all your hard work. Happy new year!

Jon

sounds like an interesting reverse engineering project. Hope it remains a fun one and thank you for letting us play the working WIP

Daniel Thomas Stack

T H A N K Y O U so much Jotego <3

MEG4DRIVER

Wow!! What another amazing JTfriday!! Two in a row!! Thank you soooo much Jotego for such a fantastic New Year present!!!

Tony Shong

merci beaucoup pour ton travail !!!!

gg heenok

Wow what a surprise didn’t see this coming ! I remember the 8 Bit computer conversions well . Thanks so much

Mark Saunders

Thank you for this great release. Hopefully 2025 will bring the completion of the NGPC core too 👍

Nik Gilbert

One of my favorites!! You and your team are the BEST!! Thank You!!

KSzy

Espectacular!!!

Juan E. Gayon

One of my favourites! Thank you so much.

ElloMrChris

Thank you. This is an awesome addition.

Ashley Kingsley

I hope so. I became a jotego Patreon member back in I think 2022 so I don't know if I even have the welcome email when I first signed up

XC-3730C

I assume they mean the jtbeta zip file included in this post

Joe Nichols

I just know 2025 will be the year of cps3!!!! And maybe turtles in time ……

Jimmy Dozier

Please check the welcome message that you got when you subscribed

JOTEGO

Please excuse my ignorance but what is the beta.key for and where do I get it? I have a MiSTer-Pi and Analogue Pocket

XC-3730C

We count on you for 2025 as well! (Especially for CPS3) 😉

Gillaxian

Excelente juego!!! Muy buena adición a la libreria del Mister!!! Gracias!!!

ronalvel .

Thanks so much, sir! This has been on my MiSTer wish list forever!!!

Pons Cremator


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