Billionaire Profile
Kagemasa Kozuki
Global Rank
#1277

Image: Akonnchiroll | CC BY-SA 4.0 | via Wikimedia Commons

Kagemasa Kozuki

CEO, Video games
JAPAN
Real-Time Net Worth
$3.372B
Estimated based on Video games stock value as of April 21, 2026
+0.15% (24h)
Age
85
Source
Video games
Industry
Media & Entertainment
Citizenship
JAPAN

Biography

Kagemasa Kozuki, born in 1940, is the founder and chairman of Konami Group, a Japanese multinational entertainment company. His source of wealth stems from the video game industry, with Konami initially starting as a jukebox repair business in 1969. Kozuki has guided Konami through decades of success, expanding its portfolio to include arcade games, console titles, mobile games, and gaming machines for casinos, as well as sports clubs, establishing a significant presence in the media-entertainment sector. His current estimated net worth is $3.3 billion.

Fact Checked
Verified by Editorial Team
Live Data
Updated 4/21/2026

Wealth Over Time

In-Depth Profile

Early Life

Kagemasa Kozuki was born on November 12, 1940, in Japan. He developed an interest in electronics and technology at a young age. He graduated from Kansai University in 1966 with a Bachelor of Economics.

Rise to Success

In 1969, at the age of 28, Kozuki founded Konami Industry Co., Ltd. in Osaka, Japan. Initially, the company was a jukebox rental and repair business. By 1973, Konami shifted its focus to amusement machines and then to the development and publishing of video games. Under Kozuki's leadership, Konami released numerous successful titles, including the "Gradius," "Castlevania," and "Metal Gear" series. Over the years, Kozuki expanded Konami's operations to include pachinko machines, trading cards, and anime production.

Key Business Strategies

Kozuki's key business strategies included diversifying the company's business segments into digital entertainment, amusement, gaming and systems, and sports. He oversaw the company's expansion into global markets, including North America, Europe, and Asia. Konami's ability to adapt to market trends, like the shift towards mobile gaming, has been a crucial aspect of its success. Kozuki also focused on leveraging Konami's classic intellectual properties while expanding into the growing e-sports market. Furthermore, Konami has invested in the gaming machine and casino-management systems sectors.

Philanthropy

Kagemasa Kozuki established the Kozuki Foundation in 1982, which contributes to sports, educational, cultural, and social support related activities. The foundation promotes the development of sports and aims to improve the public good.

Career Milestones

1969

Founded Konami

Established Konami Industry Co., Ltd., initially focusing on jukebox rental and repair.

1973

Shift to Amusement Machines

Konami began manufacturing amusement machines, marking the company's entry into the gaming industry.

1973

Video Game Development

Expanded into the development and publishing of video games.

1982

Kozuki Foundation Established

Founded the Kozuki Foundation to support sports, educational, cultural, and social activities.

2022

Mississippi Gaming Hall of Fame

Inducted into the Mississippi Gaming Hall of Fame.

Philanthropy & Social Impact

Sports, Education, Culture and Social Support

Kozuki Foundation

Undisclosed

Supports sports, educational, cultural, and social support related activities.

Education

University of Nevada Donation

$1M

Donated to the University of Nevada

Disaster Relief

Tohoku Earthquake Relief

Undisclosed

Donated to aid in the aftermath of the 2011 Tohoku earthquake.