Task: Question Answering
Input (English): Context: Japan ("Nippon" or "Nihon" ; formally "" or "Nihon-koku", means "State of Japan") is a sovereign island nation in Eastern Asia. Located in the Pacific Ocean, It is lying off the eastern coast of the Asia Mainland (east of China, Korea, Russia) and stretching from the Sea of Okhotsk in the north to the East China Sea and near Taiwan in the southwest. , Konami is famous for popular video game series such as "Castlevania", "Contra", "Dance Dance Revolution", "Gradius", "Frogger", "Suikoden", "Ganbare Goemon", "Metal Gear", "Mirmo", "Beatmania IIDX", "Pro Evolution Soccer", "Boktai", "Silent Hill", "Yu-Gi-Oh!", and "Sound Voltex". The 2012 purchase and absorption of Hudson Soft resulted in the addition of several other popular franchises, including "Adventure Island", "Bonk", "Bloody Roar", "Bomberman", "Far East of Eden" and "Star Soldier". Konami is the twentieth-largest game company in the world by revenue. , beatmania IIDX substream had a different songlist and could be linked to a Dance Dance Revolution machine for simultaneous play . If either the Dance Dance Revolution player or IIDX player made mistakes , the other game became more difficult . Song List : BRILLIANT 2U - NAOKI / From DDR 2ndMIX deep in you - dj nagureo / From DDR 2ndMIX Club Version Gentle stress - DJ Swan / From DDR 2ndMIX Club Version GENOM SCREAMS ( IIDX Edit ) - L.E.D. LIGHT / From DDR EXTREME & DDR 2ndMIX Club Version Macho Gang - ANAL SPYDER / From DDR 2ndMIX Club Version NaHaNaHa vs. Gattchoon Battle - DJ Senda & Tiny - K PARANOiA MAX ~ DIRTY MIX ~ - 190 / From DDR 2ndMIX RUGGED ASH - SYMPHONIC DEFOGGERS ( Yasushi Kurobane ) / From DDR 2ndMIX Club Version THE EARTH LIGHT - L.E.D. LIGHT / From DDR 2ndMIX Club Version Chotto Kiitena ( ZANSHIN - NA MIX ) - Laugh & Peace / From DDR 2ndMIX Club Version, , abbreviated DDR and also known as Dancing Stage in earlier games in Europe and Australasia, and some other games in Japan, is a music video game series produced by Konami. Introduced in Japan in 1998 as part of the Bemani series, and released in North America and Europe in 1999, "Dance Dance Revolution" is the pioneering series of the rhythm and dance genre in video games. Players stand on a "dance platform" or stage and hit colored arrows laid out in a cross with their feet to musical and visual cues. Players are judged by how well they time their dance to the patterns presented to them and are allowed to choose more music to play to if they receive a passing score., Dance Revolution is a television series from CBS and DIC Entertainment, in association with Konami Digital Entertainment, Inc, produced by Brookwell McNamara Entertainment and CBS Television) (Sean McNamara & David Brookwell), and based on the video game series "Dance Dance Revolution"., Subject: beatmania iidx substream, Relation: developer, Options: (A) konami (B) taiwan
Output (English): konami