スパイク・チュンソフト
They created games such as the first five "Dragon Quest" installments and the "Mystery Dungeon" franchise as Chunsoft, and the "Conception" series as Spike Chunsoft. They also developed titles such as "The Portopia Serial Murder Case", the "Sound Novel" series (consisting of "Otogirisō", "Kamaitachi no Yoru", "Machi" and "") and the "Zero Escape" series as Chunsoft, and the "Danganronpa" franchise as Spike Chunsoft.