 Devil Summoner began development after the positive reception of Shin Megami Tensei If .... Designed from the outset as a spin @-@ off from the main Megami Tensei series , it drew on elements of detective fiction . It was also the series ' first appearance on fifth @-@ generation home consoles . Regular Megami Tensei staff were involved with the project , including director Kouji Okada , writer Ryutaro Ito , and character designer Kazuma Kaneko . The music was composed by Toshiko Tasaki and Tsukasa Masuko . Upon its release in Japan , the original version garnered positive reviews from Japanese press and strong sales . It went on to spawn both a television series and multiple sequels . 
