Chairman and Chief Executive Officer

Yoshikazu Tanaka

Yoshikazu Tanaka founded GREE, Inc. and was appointed as chief executive officer in December 2004. He was appointed as chairman and chief executive officer in September 2014 (current position). Prior to founding GREE, he worked at Sony Communication Network Corporation (now Sony Network Communications Inc.) and then joined Rakuten, Inc. (now Rakuten Group, Inc.) in February 2000. In February 2004, while at Rakuten, he developed the social network GREE in his spare time. In October 2004, he left Rakuten. He holds a bachelor's degree in law from Nihon University, graduated in 1999.

Senior Vice President,
Chief Technology Officer

Masaki Fujimoto

Masaki Fujimoto joined GREE, Inc. as director in June 2005. He was appointed as chief technology officer in August 2010 (current position), and head of development division in October 2019 (current position). Prior to joining GREE, he worked at Astra the Studio, Inc. and then joined Tunebiz Co., Ltd. in January 2001. He has worked on open source projects such as PHP and other open source projects, including consulting on open source software systems. He holds a bachelor's degree in literature from Sophia University, graduated in 2001.

Senior Vice President,
Chief Financial Officer

Toshiki Oya

Toshiki Oya joined GREE, Inc. as director in September 2018. He was appointed as chief financial officer, head of corporate division in October 2019 (current position), and head of the investment business in July 2021 (current position). Prior to joining GREE, he started his business career at Deloitte Touche Tohmatsu (now Deloitte Touche Tohmatsu LLC) and joined Softbank Investment Co., Ltd. (now SBI Holdings, Inc.) in October 1999. He then joined Yahoo Japan Corporation (now LY Corporation) in February 2003, where he was appointed as CFO in April 2012. He was promoted to vice president and CFO in 2015, and retired in March 2018. He served as senior advisor until September 2018. While at Yahoo, he was also appointed as director of Creo Co., Ltd. in June 2005, and served as CFO there since April 2006 and as representative director from April 2011. He holds a bachelor's degree in economics from Keio University, graduated in 1992. He is also a registered certified public accountant.

Senior Vice President,
Chief Strategy Officer

Sanku Shino

Sanku Shino joined GREE, Inc. in November 2008 and has focused on strengthening developer relationships to support the GREE platform business, while also overseeing marketing and advertising. He was appointed as executive officer and head of marketing division in April 2011, to director in September 2013 (current position), to president and CEO of GREE Entertainment, Inc. in July 2021, and the officer in charge of new business development in July 2022 (current position). He was appointed as chief strategy officer in November 2023 (current position). Prior to joining GREE, he worked at Hakuhodo Inc. where he was engaged in marketing and sales for mobile carriers and portal site companies. He holds a master's degree in science and technology from Keio University, graduated in 2000.

Senior Vice President

Eiji Araki

Eiji Araki joined GREE, Inc. in August 2005 as the fourth employee. After leading the launch of the social network GREE for mobile, some social games, GREE for smartphones, etc. as a business manager and engineer, he was in charge of launching the North American business in 2011. He then returned to Japan and was appointed as director of GREE in September 2013. In February 2014, he founded the game studio Wright Flyer Studios (now WFS, Inc.) and became president and CEO; in April 2018, he founded Wright Flyer Live Entertainment, Inc. (now REALITY, Inc.) and became president and CEO (current position). In July 2022, he was appointed to head of the metaverse business. Prior to joining GREE, he co-founded and sold several startup companies while in college. He holds a bachelor's degree in environment and information studies from Keio University, graduated in 2005.

Senior Vice President

Yuta Maeda

Yuta Maeda joined GREE, Inc. in November 2012. He was appointed as director in September 2013, and to head of the game and anime business in July 2022 (current position). Prior to joining GREE, he worked at JAFCO Co., Ltd. (now JAFCO Group Co., Ltd.) where he was involved in venture capital and business incubation in the IT and mobile sectors. And then he joined Pokelabo, Inc. as director and chief financial officer in July 2009, and has focused on a wide range of areas of Pokelabo's business from administration and business development to alliances. He was appointed as chief executive officer of Pokelabo, Inc. in December 2011 (current position). He holds a master's degree in engineering from Musashi Institute of Technology (now Tokyo City University), graduated in 2006. He is also a registered patent attorney.

Outside Director

Takeshi Natsuno

Takeshi Natsuno joined GREE, Inc. as outside director in September 2009. He joined Tokyo Gas Co., Ltd. in April 1988. In September 1997, he joined to NTT Mobile Communications Network, Inc. (now NTT Docomo, Inc.) and was appointed to executive director and general manager of multimedia service division in June 2005. In May 2008, he was appointed to guest professor at the Graduate School of Media and Governance at Keio University. In December 2008, he was appointed to director of DWANGO CO., Ltd. In October 2014, he was appointed director of Kadokawa Dwango Corporation (now Kadokawa Corporation). In February 2019, he was appointed to president of DWANGO(current position). In April 2020, he was appointed to director of Cyber Informatics Research Institute and guest professor, Kindai University (current position). In June 2021, he was appointed representative director and president of Kadokawa, and in June 2023, he was appointed member of the board and chief executive officer (current position).

Outside Director

Kazunobu Iijima

Kazunobu Iijima joined GREE, Inc. as outside director in September 2012. He joined Mitsubishi Corporation in April 1972. Subsequently, he joined Fuji Television Network, Inc. (now Fuji Media Holdings, Inc.), where he served as executive officer and executive director of corporate planning department. He was appointed as president & CEO of The Sankei Building Co., Ltd. (current position) in June 2012.

Outside Director

Michinori Mizuno

Michinori Mizuno joined GREE, Inc. as outside director in September 2023. He joined CBS Sony Group Inc. (now Sony Music Entertainment (Japan) Inc.) in April 1981 and was appointed representative director and president of Sony Creative Products Inc. in February 2003. Subsequently, he has served as representative director, executive officer and president of Sony Music Communications Inc. (now Sony Music Solutions Inc.), representative director and CEO of Sony Music Entertainment (Japan) Inc., and executive officer of Sony Corporation (now Sony Group Corporation). In June 2020, he was appointed chairman of the board of Sony Music Foundation (current position).

Outside Director, Audit & Supervisory Committee Member

Kenichiro Takagi

Kenichiro Takagi joined GREE, Inc. as outside director as well as audit and supervisory committee member in September 2024. He joined Nippon Telegraph and Telephone Public Corporation (now NIPPON TELEGRAPH AND TELEPHONE CORPORATION) in April 1983. Then he joined DDI CORPORATION (now KDDI CORPORATION) in March 1991 and was appointed executive officer and general manager of consumer business planning division in April 2015. In January 2018, he was appointed representative director and president of AEON HOLDINGS CORPORATION and in April 2020, he was appointed as full-time audit & supervisory board member at KDDI CORPORATION.

Outside Director, Audit & Supervisory Committee Member

Koichi Shima

Koichi Shima joined GREE, Inc. as corporate auditor (part-time) in September 2016 and in September 2020, he was appointed as outside director as well as audit and supervisory committee member. He joined Japan Recruit Center (now Recruit Holdings) in May 1983, and served as director of Recruit FromA (now Recruit Co., Ltd.) and president of Recruit Media Communications (now Recruit Co., Ltd.). In June 2010, he was appointed as corporate auditor (full-time) at Recruit Co., Ltd.

Outside Director, Audit & Supervisory Committee Member

Nobuyuki Watanabe

Nobuyuki Watanabe joined GREE, Inc. as outside director as well as audit and supervisory committee member in September 2020. He was admitted to the bar in Japan in 1999, and joined TMI Associates. He graduated from New York University School of Law (LL.M.) in 2005, and briefly worked at Simmons & Simmons LLP in London. He then returned to TMI Associates in 2006 and was appointed as partner in January 2007 (current position).

Outside Director, Audit & Supervisory Committee Member

Michiko Ashizawa

Michiko Ashizawa joined GREE, Inc. as outside director as well as audit and supervisory committee member in September 2023. She joined the International Department of KPMG Century Audit Corporation (now KPMG AZSA LLC) in October 1996. Then she joined Industrial Revitalization Corporation of Japan in September 2003, Advantage Partners LLP (now Advantage Partners, Inc.) in February 2006. In April 2013, she was appointed as associate professor at the School of Economics and Business Administration at Yokohama City University. In August 2022, she was appointed as visiting scholar at Stanford University, and in September 2023, she was appointed as associate professor at the Graduate School of Business Administration, Keio University (current position).

  • VP

    Kazuhisa
    Adachi

  • VP

    Teppei
    Tsutsui

  • VP

    Yota
    Yanagihara

  • VP

    Yohei
    Kakinuma

  • VP

    Kosuke
    Sugiyama

  • VP

    Shintaro
    Aikawa

  • VP

    Motonori
    Kimura

  • VP

    Naohito
    Shimomura

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