Context_1 : Kawaii metal (also known as idol metal, cute metal, or kawaiicore) is a musical genre that blends elements of heavy metal and J-pop that was pioneered in Japan in the early 2010s. A typical kawaii metal composition involves combining the instrumentation found in various types of heavy metal music with J-pop melodies and a Japanese idol aesthetic. Kawaii metal's lyrical topics are often less hostile than those of other heavy metal genres. The Japanese girl group Babymetal is often credited with the creation and success of kawaii metal. In addition to Babymetal, kawaii metal acts such as Ladybaby have also garnered media attention, as well as minor commercial attention, for performing songs of this genre. Context_2 : Metal Resistance (stylized as METAL RESISTANCE) is the second studio album by Japanese metal idol group Babymetal. It was first released on  29, 2016 (2016--) , in Japan through BMD Fox Records, and on  01, 2016 (2016--) , worldwide through earMusic, RED Associated Labels (RAL), and Sony Music Entertainment. Most work for the album began in 2014, shortly after the release of the band's debut album "Babymetal". The members of the band describe the album as more diverse in heavy metal, with the recurring theme acquired while on tour. Context_3 : Live in London: Babymetal World Tour 2014 is a fourth live video album by the Japanese band Babymetal, released in Japan on May 20, 2015 and in Europe on October 30, 2015. Context_4 : Suzuka Nakamoto (中元 すず香 , Nakamoto Suzuka , born December 20, 1997) , known by her stage names Suzuka and Su-metal, is a Japanese idol. She is best known as the lead vocalist of three-piece kawaii metal band Babymetal. She is represented by the talent agency Amuse, Inc. and has been a member of three musical groups formed by the company: Karen Girl's, Sakura Gakuin, and Babymetal. Context_5 : Live at Budokan: Red Night (LIVE AT BUDOKAN 〜RED NIGHT〜) is a live album by the Japanese metal idol group Babymetal. The album was released physically in Japan on January 7, 2015. Pre-orders received a ticket to download "Road of Resistance" for free. Context_6 : Babymetal (stylized as BABYMETAL) is the debut studio album by Japanese metal idol group Babymetal. The album was first released on February 26, 2014 under Toy's Factory in Japan, in several editions, regular and limited. The limited edition comes with a bonus DVD containing video clips and live footage from Summer Sonic Festival 2013. It reached the 4th place on Oricon Weekly Charts and sold 37,463 copies during the first week. Context_7 : "Babymetal × Kiba of Akiba" (BABYMETAL×キバオブアキバ , BABYMETAL to Kiba obu Akiba ) is a joint single by heavy metal idol band Babymetal and "otailish" (stylish otaku) death pop band Kiba of Akiba. The single was first released in Japan on March 7, 2012 to promote the album "". Context_8 : "Megitsune" (メギツネ , "Vixen") is the second major label single by the band Babymetal. It was released in Japan on June 19, 2013 as the fifth single from the album "Babymetal". It is also the first single released independently from the idol group Sakura Gakuin. Context_9 : Babymetal (stylized as BABYMETAL) is a Japanese metal idol band. Their line-up consists of Suzuka Nakamoto as "Su-metal", Yui Mizuno as "Yuimetal", and Moa Kikuchi as "Moametal". The concept of the group is a fusion of the heavy metal and Japanese idol genres. The three teenage girls and their band are managed by the Amuse talent agency. Their vocals are backed by heavy metal instrumentation played by the Kami Band. Babymetal released their eponymous debut album in February 2014. Their second album "Metal Resistance" was released worldwide on  01, 2016 (2016--) . Context_10 : "Gimme Chocolate!!" (ギミチョコ!! , "Gimi Choko!!") , is a song by the band Babymetal from their self-titled debut album. Though it was not released as a single in Japan, the song became an international success, with its music video gaining over 76 million views on YouTube. Later, it was released via earMusic in the United Kingdom on May 31, 2015 as a digital single. The song also was featured in the video game Rock Band 4 as a downloadable song. fact_1 :  , is a song by the band Babymetal from their self-titled debut album. fact_2 :  The song also was featured in the video game Rock Band 4 as a downloadable song. fact_3 : Babymetal (stylized as BABYMETAL) is a Japanese metal idol band. Answer: Rock Band 4
Output: What video game was the Japanese metal idol band Babymetal featured in?