question: Who is the founder of the company which  in a joint venture with Blackstorm Labs built the RGames HTML5 gaming platform?
answer: Hiroshi Mikitani
context: Title: Joint venture broker
  Passage: Joint venture brokers are people who connect business joint venture partners together for profit making projects.  The joint venture brokers will earn a pre-negotiated percentage of the profits earned from the joint venture that they helped put together.
  Title: Azolt
  Passage: Azolt is a privately held consumer electronics brand owned by Chonyi International (HK) Co., Limited and headquartered in Shenzhen, China.  It manufactures smart devices for gaming platform such as gaming keyboards, mouses and other computer peripherals.  Currently, its homepage provides an online web based gaming platform.
  Title: Blackstorm Labs
  Passage: Blackstorm Labs is a Silicon Valley-based technology company which builds post-app store technology.  The company was founded in 2016 by Michael Carter, Ernestine Fu, Tom Fairfield, and Martin Hunt, and has since raised $33.5m in venture capital funding.  Blackstorm is a partner with Rakuten in a joint venture, Rakuten Games, which has built the RGames HTML5 gaming platform.  Blackstorm's in-house gaming studio, Blackstorm Games, is responsible for creating the game EverWing on Facebook's Instant Games platform, which was named a 2016 Facebook Game of the Year.
  Title: Michael Carter (entrepreneur)
  Passage: Michael Carter is an American technology entrepreneur best known as the co-founder of Blackstorm Labs, a company focused on building post-app store technology.  Blackstorm created the game HTML5-based game EverWing, available on Facebook's Instant Games platform.  Carter also sits on the Board of Directors of Rakuten Games, the Tokyo-based creator of the RGames platform.
  Title: Rakuten
  Passage: Rakuten, Inc. (楽天株式会社 , Rakuten Kabushiki-gaisha ) is a Japanese electronic commerce and Internet company based in Tokyo and founded in 1997 by Hiroshi Mikitani.  Its B2B2C e-commerce platform Rakuten Ichiba is the largest e-commerce site in Japan and among the world’s largest by sales.  The company operates Japan's biggest Internet bank and third-largest credit card company (by transaction value).  It also offers e-commerce, fintech, digital content and communications services to over 1 billion members around the world, and operates in 29 countries and regions.  It is often referred to as "the Amazon of Japan."
citations: Rakuten Blackstorm Labs