Question: NaissanceE is a first-person exploration and puzzle video game released on a digital distribution platform developed by who?
Context: Picopict, known as Pictobits in North America and as Pictopict in Australia, is a falling block/match three puzzle video game developed by Skip Ltd. and published by Nintendo for the Nintendo DSi's DSiWare digital distribution service.  It is one of seven games released for the DSi's "Art Style" series of video games.  It was announced on January 26, 2009, and was released two days later alongside "Somnium", another "Art Style" game, and was released in North America and PAL regions in the same year, on May 18 and May 22 respectively.  In "PiCOPiCT", players use the touch screen to move coloured blocks into a formation, such as a four block line or a 2x2 square.  This contributes to an 8-bit image, which consist of various Nintendo Entertainment System (NES) characters, such as Mario, Link, and Bowser. Puzzle & Action: Treasure Hunt, known in Japan as Puzzle & Action: Nidoarukoto wa Sand-R (2度あることはサンドア〜ル ) , and as Puzzle & Action: Sand-R (サンドアール , Sando Āru ) , is a puzzle video game released for the Sega Titan Video in 1995, and ported to the Japanese Sega Saturn by CSK Research Institute Corp. in 1996.  The Saturn version was re-released for the Satakore range in 1998.  "Puzzle & Action: Treasure Hunt" is the third and final instalment in the "Puzzle & Action" series, after "" and "".  Like the previous games, players play a series of timed mini games to overcome enemies.  Two players are supported. Q.U.B.E. ("Quick Understanding of Block Extrusion") is a physics-based puzzle video game developed and published by Toxic Games, with help from Indie Fund, a group of successful independent game developers.  The game, an expansion of a student project by the founding members of Toxic Games, was released for Microsoft Windows through a number of digital distribution platforms, first through Desura on 17 December 2011 and then through Steam on 6 January 2012.  An OS X port was later released on 17 December 2012 through Steam and on 18 December 2012 through Desura. Rising Storm 2: Vietnam is a tactical first-person shooter video game developed by Antimatter Games and Tripwire Interactive and is co-published by Tripwire Interactive and Iceberg Interactive.  It is a direct sequel to 2013's "Rising Storm" and is set during the Vietnam War, placing emphasis on asymmetric gameplay.  The game was released worldwide for Microsoft Windows through digital distribution platform Steam on May 30, 2017. SpellTower is a 2011 puzzle video game by Zach Gage in which the player creates words from a jumble of letter tiles to clear the screen before it refills.  The game has several game modes and a multiplayer battle mode.  The impetus for the game—the concept of combining elements from "Tetris" and Boggle in what was a prototype of the puzzle video game "Puzzlejuice"—inspired Gage to create "SpellTower".  The game released for iOS in November 2011 to generally favorable reviews.  Versions for OS X and Android followed over the next two years.  In 2017 SpellTower Minutes was released.  This browser-based Flash game created special "blitz" like modes not found in the mobile releases.  A new iOS version released in 2017 swapped out the unnamed dictionary and began using Merriam-Webster's.  Third New International Dictionary, Unabridged.  French and Dutch language specific versions were also released. Windows Phone Store (previously Windows Phone Marketplace) is a digital distribution platform developed by Microsoft for its Windows Phone platform that allows users to browse and download applications that have been developed by third parties.  Like much of the new Windows products, it features "Metro UI"; the UI is presented in a panoramic view where the user can browse categories and titles, see featured items, and get details with ratings, reviews, screen shots, and pricing information. Korogashi Puzzle Katamari Damacy (ころがしパズル塊魂 , Korogashi Pazuru Katamari Damashii ) is a falling block puzzle video game released by Bandai Namco Games for the Nintendo DSi's DSiWare digital download service.  It is a spin-off of the "Katamari" series.  However, it bears little resemblance to the series, resembling "Tetris" more so.  It uses the gameplay engine of "Pac-Attack", another puzzle game created by Namco.  It is the only game in the series to be on a Nintendo platform. Steam is a digital distribution platform developed by Valve Corporation, which offers digital rights management (DRM), multiplayer gaming, video streaming and social networking services. Steam provides the user with installation and automatic updating of games, and community features such as friends lists and groups, cloud saving, and in-game voice and chat functionality.  The software provides a freely available application programming interface (API) called Steamworks, which developers can use to integrate many of Steam's functions into their products, including networking, matchmaking, in-game achievements, micro-transactions, and support for user-created content through Steam Workshop.  Though initially developed for use on Microsoft Windows operating systems, versions for OS X and Linux were later released.  Mobile apps with connected functionality with the main software were later released for iOS, Android, and Windows Phone devices in the 2010s. NaissanceE is a first-person exploration and puzzle video game produced by French developer Limasse Five and released on Steam in 2014. Orbient, known in Japan as Orbital, is a puzzle video game developed by Skip Ltd. and published by Nintendo for the Wii's WiiWare digital distribution service.  It is one of twelve games in the "Art Style" series of video games available for WiiWare and DSiWare.  It is a remake of a Japan-only Game Boy Advance video game titled "Orbital", released for the "bit Generations" series of video games.
Answer: Valve Corporation