Hiroshi Oka

e.ventures is a venture capital firm founded in 1997. The firm is headquartered in San Francisco, California.

Hakuhodo DY Media Partners, Inc. engages in media and digital contents business. It designs media strategies through media planning, producing, buying, traffic, and knowledge services for advertisers, and media and content owners. The firm’s business activities include advertising, sales promotion, and public relations involving newspapers, magazines, television, the Internet, outdoor, and other media; design oversight and construction of outdoor advertising installations, exhibition spaces, interiors, and advertising and public relations structures; advertising research; publication and sale of books and periodicals; planning construction, and staging of events and performances; and planning, creation, production, sale, and rental of sound and visual software. The company was founded on December 1, 2003 and is headquartered in Tokyo, Japan.

Air Internet Service Co., Ltd. operates as an Internet serves provider. It offers internet connection, business cloud, managed hosting, domain registration, ASP mail delivery, fixed Internet protocol connection and management services. The company was founded in April 1996 and is headquartered in Tokyo, Japan.

C.A. Mobile Ltd. specializes in mobile marketing. It designs mobile solutions and services by examining the ideas and size of the consumer and industry markets. The firm's business areas encompass mobile media, portal, contents, and e-commerce. The company plans and develops mobile media focused on entertainment and interactivity. It operates as a mobile media representative providing marketing consulting, planning, buying, posting advertisements, and reporting. C.A. Mobile was founded on May 31, 2000 and is headquartered in Tokyo, Japan.

Part of Aeria, Inc., Optimo Grafico Co. Ltd. develops gaming software. The company is based in Tokyo, Japan. Optimo Grafico Co. was acquired by Aeria, Inc. from Asobimo, Inc. on June 20, 2008 for $0.56 million.

Part of Asia Commerce Ltd., internetcom KK is a company based in Tokyo, Japan. The Japanese company develops internet contents.

Infinity Ventures LLP (Infinity Ventures) is an independent venture capital firm founded in 2003 by Hirofumi Ono, Akio Tanaka and Masashi Kobayashi. Infinity Ventures is headquartered in Tokyo.

Part of GungHo Online Entertainment, Inc., Acquire Corp. is a game software development and sales company based in Tokyo, Japan. The Japanese company has developed and sold various titles such as "Akiba's Trip," "Sword, Magic and Gakuen Things," and "Lord to Dragon." The company is currently recruiting programmers, game designers, and artists for their home game and smartphone app game development. Acquire was acquired by GungHo Online Entertainment, Inc. from Aeria, Inc. on October 19, 2011 for $3.26 million.

30min., Inc. develops website and mobile device contents. It provides regional information services for personal computers, smart phones (iPhone and Android) and restaurants. The company was founded by Takayuki Nagashima on April 28, 2006 and is headquartered in Tokyo, Japan.

Oceans, Inc. develops social communication applications. Its product, Eyeland, is a location-based, real-time communication service that offers a map-based interface by which users can access and interact with other users' activities. The firm also offers an information sharing system using maps. The company was founded by Takayuki Kawazoe and Ryu Kawamura on September 16, 2010 and is headquartered in Tokyo, Japan.

Techouse, Inc. is a holding company that operates an internship website. It develops and manages websites that enables users to post and search for available jobs and internships. The firm also offers web consulting services. The company was founded by Motoyuki Isobe on January 10, 2012 and is headquartered in Tokyo, Japan.

Tsukulink, Inc. is a holding company that engages in website development and operation. It specializes in the design, development, and management of Tsukulink, a construction industry-focused job matching platform. The company was founded by Minoru Saito on July 18, 2012 and is headquartered in Tokyo, Japan.

INDETAIL Co., Ltd. engages in information technology (IT) solutions. Its products include Blockchain. It also offers near shore integrated services, business solutions, and game services. The company was founded by Daisuke Tsuboi on January 1, 2009 and is headquartered in Sapporo, Japan.

Amelieff Corp. engages in the provision of data analysis and consulting services for medical and bioresearch. It also deals in data mining, database development, epidemiological investigation, and biotechnology research data. The company was founded by Masao Yamaguchi on July 1, 2009 and is headquartered in Tokyo, Japan.

Anplat Co., Ltd. provides information technology services. The company is based in Kawasaki, Japan. Anplat Co. was founded in 2021 by Takuma Misawa, Kouichiro Horiguchi, Kimiyuki Suda. Takuma Misawa has been the CEO since 2021.

17Live, Inc. is a live distribution service that was founded in 2017 and is based in Tokyo, Japan. The Japanese company offers a platform for users to easily distribute and watch live streams of everyday activities such as singing, performances, hobbies, pets, and gaming. For any inquiries or requests, users can contact the private company directly. Additionally, the company provides help pages for inquiries regarding their app.