Driller, will be available for review.

Business Editors

LOS ANGELES ----JAMDAT Mobile Inc. Factors that could cause JAMDAT's actual
results to differ materially from these forward-looking statements
include JAMDAT's ability to integrate the acquisition of Blue Lava
Wireless, anticipated growth in the handset market, JAMDAT's ability
to effectively market and sell products in diverse market segments,
its reliance on a limited number of products and third -party vendors
and distributors, its ability to expand studio operations, increases
in fulfillment costs, disruptions to information technology systems,
unpredictable events and circumstances relating to international
suppliers, increased competition, government regulatory action and
general economic conditions.

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Metroid Chat: The new Metroid Prime Hunters game for Nintendo DS will
give gamers the ability to chat directly with one another before and after
matches played via Nintendo Wi-Fi Connection., May 18 thru 20.
Previews of Namco's upcoming 3D titles will also be available .
Several Namco Original and Networked mobile games will also be
available for demo during E3 including Pool Pro Online, Gimme' Five,
and Stack'um., Mr., PAC-MAN Pinball(TM) (C)2003 2004 Namco Ltd., All Rights Reserved. Pool Pro Online and Stack'um are
trademarked by GenPlay Games Inc.
Under the terms of the purchase agreement, JAMDAT will pay
approximately $137 million (excluding payment of approximately $3. acted as financial advisor to JAMDAT and
rendered a fairness opinion to JAMDAT 's board of directors in
connection with the acquisition, and Sheppard Mullin Richter + Hampton
LLP acted as legal advisor to JAMDAT.

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The selection of games and other downloadable
content at DS Download Service kiosks will refresh quarterly. In addition to Metroid Prime Hunters, Tetris DS also launches March 20.
"Everyone has seen the arcade version of PAC-MAN, but for some,
PAC-MAN on mobile phones is a whole new experience," said Scott Rubin,
General Manager of Sales + Business Development for Namco America.
Later this summer, Namco plans to launch PAC-MANIA, the 3D sequel to
PAC-MAN, as well as the mobile versions of the hit arcade titles, Time
Crisis Mobile, and Ridge Racer., MAPPY (R) (C)1983
2004 Namco Ltd. JAMDAT will
give more detail, as well as updated 2005 guidance, when it reports
its full first quarter results on May 5, 2005.
JAMDAT's application portfolio is based on original and licensed
intellectual properties and includes JAMDAT Bowling, Downtown Texas
Hold 'Em, Lemonade Tycoon(R), Bejeweled, The Lord of the Rings(R),
Tony Hawk's(R) Underground and Scrabble (R).jamdat.

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I. The Company expects GAAP and adjusted
diluted earnings per share to be above previous guidance as well.

Conference Call Today

JAMDAT Mobile will hold a teleconference call today at 5:00 p.

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, of Kyoto, Japan, manufactures and markets
hardware and software for its popular home and portable video game systems.namcogames. Blue Lava's employees and
development team will become employees of JAMDAT and JAMDAT will
maintain a studio in Honolulu. Blue
Lava Wireless has an exclusive worldwide license to the wireless
rights for Tetris.

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conference:
DS Download Service: Starting next month, Nintendo will offer all DS
owners free downloadable game demos and other downloadable content at
thousands of participating retail locations around the United States . Nintendo DS has enjoyed extremely strong sales worldwide, selling
more than 14. Nintendo DS Lite is about two-thirds the size of the
original Nintendo DS and more than 20 percent lighter. Its availability in
other regions will be announced at a later date., Ltd.com. Namco dominated the
'80s with such arcade classics, and continues to do so on the mobile
platform. PAC-MAN(R) (C)1980 1982 2004
Namco Ltd.
As part of the transaction, JAMDAT has acquired an exclusive, 15 year
worldwide license to the wireless telephony device rights for Tetris
(with an option for an additional 3 years), one of the most popular
mobile games worldwide.0 million,
a 30% sequential increase over the fourth quarter 2004, and above its
prior guidance of $14.

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I. A
wholly owned subsidiary, Nintendo of America Inc .10 to 2005 GAAP earnings per
share

Pre-announces better than expected Q1 2005 revenues

Global wireless entertainment publisher JAMDAT Mobile Inc.
JAMDAT also announced today that it expects its Q1 2005 revenues,
which are subject to final review, to be approximately $15.
Tetris , originally created in the former Soviet Union in 1985, is
a simple, yet compelling, real-time puzzle game.
Eastern Daylight Time to discuss the transaction and its pre-announced
Q1 2005 results.

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The microphone of the
Nintendo DS picks up voice communication and transmits it to the people on
their friend list.10 to GAAP earnings per share in 2005, subject to
final purchase price allocation and other adjustments.
"JAMDAT's industry leading position and distribution muscle make
it the perfect partner to bring the Tetris brand to wireless consumers
around the world," said Blue Lava founder and CEO, Henk Rogers.7
million for net cash and accounts receivable), consisting of $60
million in cash and 4. is a global publisher of wireless entertainment
applications, including games, ring tones, images and other content.

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Reggie Fils-Aime, Nintendo of America's executive vice president of sales
+ marketing, announced the new DS features during his keynote address today at
the Academy of Interactive Arts + Sciences' D. "By further
enriching the ways in which players can compete, play and sample new games,
that process is accelerating in the opening weeks of 2006 ."
Arcade classics PAC-MAN, Ms. Many of the classic characters from PAC-MAN return in the
PAC-MAN Original titles PAC-MAN Bowling, PAC-MAN Pinball, and PAC-MAN
Puzzle. The
financial results of Blue Lava are not included in Q1 results.
"The combination of JAMDAT and Blue Lava will join two strong and
profitable companies resulting in significant earnings scale and cash
flow potential ," said Mitch Lasky, Chairman and Chief Executive
Officer of JAMDAT Mobile. Tetris is a killer wireless gaming application and
together with our existing content portfolio, we believe we will have
an unmatched product offering for carriers and consumers. The
acquisition will also enhance JAMDAT's global distribution strength,
and increase our market share in Europe and Asia.

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Since the release of its first
home video game system in 1983, Nintendo has sold more than 2 billion video
games and more than 360 million hardware units globally, creating enduring
industry icons such as Mario (TM) and Donkey Kong(R) and launching popular
culture franchise phenomena such as Metroid(R), Zelda (TM) and Pokemon(R).
"Consumers and media alike will be surprised at the diversity found in
our portfolio.com

PAC-MAN(R) (C)1980 2004 Namco Ltd. JAMDAT distributes its
applications through wireless carriers, including Boost Mobile,
Cingular Wireless, 02 (UK), Nextel, NTT DoCoMo, Orange , Sprint,
Telefonica Moviles, T-Mobile, Verizon Wireless, Virgin Mobile, Vivo
and Vodafone.com

About Blue Lava, LLC

Blue Lava Wireless is a leading wireless entertainment publisher .

Safe Harbor Statement

This press release may include forward-looking statements within
the meaning of the Private Securities Litigation Reform Act of 1995,
including statements related to anticipated revenues, expenses,
earnings, operating cash flows, the outlook for JAMDAT's markets and
the demand for its products.

puzzle qbert

, The video games industry's "story
of the year" for 2005 is growing even more compelling early in 2006, as
Nintendo today announced major new initiatives for its hot-selling Nintendo
DS(TM) portable game system. This Teen-rated
first-person adventure arrives March 20 and promises to open a dramatically
fun new facet of gaming to Nintendo fans.

Business Editors/Video Game Writers
E3Expo 2005
Booth #824, South Hall

SAN JOSE , Calif., a leading publisher of wireless games and content, today
announced the availability of 15 mobile titles for demo and review at
E3, the annual videogame tradeshow held at the Staples Center in Los
Angeles, Calif.jamdat. The webcast will also be archived on the
Company's website. For more information, please visit www.

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DS Gets Free Retail Game Downloads, Voice Chat and a New Look

REDMOND, Wash.

, Xevious(R) (C)1982 2004 Namco Ltd.
(NASDAQ: JMDT) announced the completion earlier today of its
acquisition of Blue Lava Wireless, LLC for approximately $137 million. "There is significant strategic value in
this acquisition.

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Sequentially, players can try out as many games as they want, letting them
test drive the wide array of games that can only be played on Nintendo DS.

The worldwide leader and innovator in the creation of interactive
entertainment, Nintendo Co.S.
It brings quality puzzle, card, casino, sports and action games , in
single and multi-player variations, to the North American market. Readers are also cautioned not to
place undue reliance on forward-looking statements, which speak only
as of the date they are made.

wetrix xiama

C.
The first DS Download Service stations will include free demos of Tetris(R)
DS, Brain Age(TM): Train Your Brain in Minutes a Day, Mario Kart(R) DS,
Meteos(TM), True Swing Golf and Pokemon (R) Trozei, along with a Metroid(R)
Prime Hunters video clip. is the U.
Committed to providing the ultimate interactive entertainment
experience, Namco uses cutting-edge technology and advanced
electronics to take their wireless, coin-op, and home video games far
beyond traditional entertainment . For more information about Namco
mobile games, please visit: www., MS. Additionally, JAMDAT will acquire the Tetris wireless rights
for Europe, China, Japan, Korea, Australia and New Zealand, as the
current licensees' rights expire throughout 2005. These comments are
forward-looking, plans may change and actual results may differ
materially. Also included in Blue Lava's content portfolio are
Tetris Deluxe, Tetris Cascade, Tetris Tournament for Prizes, Tetris
Battle, Blue Blocks, Pinball Dragon and Dell Magazine Crosswords. We undertake no obligation to update
publicly any forward-looking statements to reflect new information,
events or circumstances after the date they were made or to reflect
the occurrence of unanticipated events.

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7 million in cash or stock at JAMDAT's
option.

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"Nintendo DS was the only video game system that exceeded expectations in
2005 , simply because it dared to be different," Fils-Aime said.E. The Japanese
sell-through of the existing Nintendo DS hardware exceeded 5 million within
13 months, which made Nintendo DS there the fastest -selling video game launch
ever.
All 15 mobile games, as well as the Palm OS and Windows Mobile
games, will be available for preview and review at the Namco booth
(#824, South Hall)., Galaxian (R) (C)1979 2004 Namco Ltd.

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Players in North America simply
click the chat icon and say what they have to say.4 million units worldwide through December., based in Redmond, Wash.05 million shares of JAMDAT stock at closing and
a deferred payment of $13.

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The game will
download automatically and users can play all they want (even if they leave
the store) until the Nintendo DS is turned off.

Each year, hundreds of all-new titles for the best-selling Game Boy(R) Advance
SP, Nintendo DS (TM) and Nintendo GameCube(TM) systems extend Nintendo's vast
game library and continue the tradition of delivering a rich, diverse mix of
quality video games for players of all ages.
Namco America boasts an extensive portfolio of mobile content,
which includes classic arcade titles, PAC-MAN branded original games,
networked games, Namco originals, and 3D games, as well as titles for
the Palm OS and Windows Mobile platforms.

JAMDAT Mobile Acquires Blue Lava Wireless and Long Term Tetris License and Pre-Announces Record Q1 2005 Revenues

Additionally, JAMDAT preliminarily expects the acquisition of Blue
Lava Wireless and the partial year international Tetris rights to add
approximately $0 .

qbert puzzle

E. conference in Las Vegas."

Here are the details announced at the D. Players can use the chat function before a match to agree
on settings or after a battle to relive their glories.
Using Nintendo Wi-Fi Connection, up to four players can compete in wireless
two- or four-player Tetris DS battles against friends or strangers, near or
far.

Nintendo DS Lite: The lighter, brighter Nintendo DS system goes on sale
in Japan next month.

Namco America to Demo 15 Mobile Games at E3

About Namco America

Namco America Inc. subsidiary of Namco Limited, a
Tokyo -based world leader in the high-tech entertainment industry., RIDGE RACER(R)
(C)1993, 2005 Namco Ltd . JAMDAT will immediately acquire the rights to
publish Tetris in North America, Latin America and India, marking the
first time that Tetris has been distributed in Latin America and
India. Henk Rogers, founder of
Blue Lava, and widely recognized for his efforts in making Tetris into
the mega-hit it is today, will manage JAMDAT's wireless Tetris
franchise and join its board of directors .m. A replay of the call
will be available until April 27, 2005, by calling 877-660-6853 (US)
or 201-612-7415 (International) and entering account # 3055, and
conference ID# 149434 . Please refer to our reports and filings
with the Securities and Exchange Commission for a further discussion
of these risks and uncertainties.

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The Legend Builds: Nintendo DS Offers Bold New Features

In a matter of weeks: DS owners will sample free games simply by visiting
their local game retailers; players will enjoy live, real-time Wi-Fi voice
interaction with their portable game play; the 1 millionth DS owner will log
onto Nintendo(R) Wi-Fi Connection, Nintendo's wireless gaming service; and a
new lighter, brighter DS will make its debut in Japan.

Nintendo DS Momentum: Nintendo Wi-Fi Connection now boasts more than
20 million different connections, representing more than 850,000 unique users
worldwide.
For more information about Nintendo, visit the company's Web site at
http://www.----Namco America
Inc. PAC-MAN, MAPPY, Galaxian, and Galaga., Game That Tone!(TM )
(C)2005 Namco Ltd.1 million.
JAMDAT's discussion of its Q1 financial and operating results is
based upon preliminary information and is subject to change based upon
actual financial and operating results for the period.com in the Investor Relations section.

rollaway zoocube

, Galaga(R) (C)1981 2004 Namco Ltd. Driller (R) (C)1999
2004 Namco Ltd.,
PAC-MAN Puzzle(TM) (C)1980 2001 2004 Namco Ltd.
(NASDAQ: JMDT):

Acquires Blue Lava Wireless and exclusive worldwide wireless
license to Tetris

Transaction expected to add $0."
Blue Lava Wireless, based in Honolulu, Hawaii, is a leading
developer and publisher of mobile games, including Tetris, Tetris
Deluxe, Tetris Cascade, Tetris Tournament for Prizes, Blue Blocks,
Pinball Dragon and Dell Magazine Crosswords.
Merrill Lynch + Co.

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An
in-store kiosk will beam wireless demo versions of games and other
downloadable content into a players' Nintendo DS system. Users simply stop by
the store with their Nintendo DS, click "DS Download Play" on their system and
choose one of a variety of DS games they want to sample. PAC-MAN, Galaga , Dig Dug, Xevious,
and Mr., TIME CRISIS MOBILE(TM) (C)1995, 2005 Namco
Ltd. A listen-only live
webcast will also be available on the Company's website at
www.

About JAMDAT Mobile Inc .

podj rasterscan

C.,
serves as headquarters for Nintendo's operations in the Western Hemisphere.
In addition to these mobile games, Namco's arcade classics for the
Palm OS and Windows Mobile platforms will also be available for
review, including PAC-MAN, Ms., Dig Dug(R) (C)1982 2004
Namco Ltd., PAC-MAN Bowling (TM) (C)1980 2004 Namco Ltd. It is one of the most
powerful and recognizable brands in the gaming industry and is one of
the top selling mobile games around the world.

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,
PAC-MAN's Arcade Corner (TM) (C)2005 Namco Ltd. Note that
statements made by JAMDAT may involve future goals and targets, based
upon current expectations and current plans.

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nintendo. Gimme' FIVE is trademarked by Beyer
Productions . The call will be accessible by direct dial at
877-407-9039 (US) or 201-689-8359 (International) .

JAMDAT Mobile Inc.