, formerly known as Batara Kesuma, is the co-founder and Chief Technology Officer (as of 2007) of mixi, a Japanese

social networking A social network is a social structure made up of a set of social actors (such as individuals or organizations), sets of dyadic ties, and other social interactions between actors. The social network perspective provides a set of methods for an ...

site. He is currently co-founder and managing partner of East Ventures, a

venture capital Venture capital (often abbreviated as VC) is a form of private equity financing that is provided by venture capital firms or funds to startups, early-stage, and emerging companies that have been deemed to have high growth potential or which ha ...

firm focusing on

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

and

Southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...

. He proposed mixi in December 2003, and was responsible for creating the corporation. He was born on July 27th, 1979 in

Medan Medan (; English: ) is the capital and largest city of the Indonesian province of North Sumatra, as well as a regional hub and financial centre of Sumatra. According to the National Development Planning Agency, Medan is one of the four main ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

. He graduated from the Engineering division of

Takushoku University Takushoku University (拓殖大学; ''Takushoku Daigaku'', abbreviated as 拓大 ''Takudai'') is a private university in Tokyo, Japan. It was founded in 1900 by Duke Taro Katsura (1848–1913).

. Batara changed his citizenship to Japanese in March 2007, hence changing his last name to Eto, which is passed down from his grandfather who was originally from Japan.

References

{{DEFAULTSORT:Eto, Batara Living people 1979 births Indonesian people of Japanese descent Indonesian emigrants to Japan Naturalized citizens of Japan Indonesian company founders Japanese company founders Japanese people of Indonesian descent Chief technology officers 21st-century Indonesian businesspeople 21st-century Japanese businesspeople