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

mixi is an online Japanese social networking service. It was founded in 1999 and is owned by Mixi, Inc. (). As of September 2012, Mixi had about 14 million monthly active users, with about 8.6 million of those on smartphones. Mixi, Inc. was founded ...

, a Japanese

social networking A social network is a social structure consisting of a set of social actors (such as individuals or organizations), networks of Dyad (sociology), dyadic ties, and other Social relation, social interactions between actors. The social network per ...

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

venture capital Venture capital (VC) is a form of private equity financing provided by firms or funds to start-up company, startup, early-stage, and emerging companies, that have been deemed to have high growth potential or that have demonstrated high growth in ...

firm focusing on

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

and

Southeast Asia Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...

. He proposed

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

Medan Medan ( , ) is the capital city, capital and largest city of the Indonesian Provinces of Indonesia, province of North Sumatra. The nearby Strait of Malacca, Port of Belawan, and Kualanamu International Airport make Medan a regional hub and multi ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

. He graduated from the Engineering division of Takushoku University. 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 Takushoku University alumni