↑"BLASTED WORLD" Shin Megami Tensei IV: Official Artworks. Published by Udon Entertainment. English. p. 80. ISBN-13: 978-1-92-792558-4.
↑"Blasted Tokyo is a 'What If' world." Shin Megami Tensei IV: Official Artworks. Published by Udon Entertainment. English. p. 80. ISBN-13: 978-1-92-792558-4.