Sources
edit- https://web.archive.org/web/20231207223139/https://www.timeextension.com/news/2023/12/english-translation-patch-for-pc-engine-cd-roms-rpg-far-east-of-eden-ziria-released (English fan translation)
- https://web.archive.org/web/20231209200909/https://www.destructoid.com/pc-engine-cd-rpg-tengai-makyou-ziria-get-fan-translated/ (English fan translation)
- https://noisypixel.net/tengai-makyou-ziria-english-fan-translation-launch/ (English fan translation)
- https://archive.org/details/bi-weekly-famitsu-no.-78-july-7th-1989/Bi-Weekly%20Famitsu%20-%20No.%2078%20July%207th%2C%201989%20%28Compressed%29/page/n111/mode/2up
- https://archive.org/details/gekkan-pc-engine-special-issue-1-june-1988/Gekkan%20PC%20Engine%20%28Special%29%20-%20Issue%201%20-%20June%201988/page/n49/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-special-issue-2-august-1988/Gekkan%20PC%20Engine%20%28Special%29%20-%20Issue%202%20-%20August%201988/page/n47/mode/1up (preview)
- https://archive.org/details/gekkan-pc-engine-special-issue-3-october-1988/Gekkan%20PC%20Engine%20%28Special%29%20-%20Issue%203%20-%20October%201988/page/n8/mode/1up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-4-january-1989/Gekkan%20PC%20Engine%20-%20Issue%204%20-%20January%201989/page/n17/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-5-february-1989/Gekkan%20PC%20Engine%20-%20Issue%205%20-%20February%201989/page/n5/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-6-march-1989/Gekkan%20PC%20Engine%20-%20Issue%206%20-%20March%201989/page/n11/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-7-april-1989/Gekkan%20PC%20Engine%20-%20Issue%207%20-%20April%201989/page/n29/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-8-may-1989/Gekkan%20PC%20Engine%20-%20Issue%208%20-%20May%201989/page/n7/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-9-june-1989/Gekkan%20PC%20Engine%20-%20Issue%209%20-%20June%201989/page/n5/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-10-july-1989/Gekkan%20PC%20Engine%20-%20Issue%2010%20-%20July%201989/page/n7/mode/2up (preview)
- https://archive.org/details/gekkan-pc-engine-issue-11-august-1989/Gekkan%20PC%20Engine%20-%20Issue%2011%20-%20August%201989/page/n117/mode/2up (review)
- https://archive.org/details/retro-game-n-01-n04/RetroGame%202006%20n03/page/n110/mode/1up (retrospective)
- https://archive.org/details/pc-engine-fan-january-1989/PC%20Engine%20Fan%20-%20January%201989/page/12/mode/1up (preview)
- https://archive.org/details/pc-engine-fan-february-1989/PC%20Engine%20Fan%20-%20February%201989/page/n5/mode/2up (preview)
- https://archive.org/details/pc-engine-fan-may-1989/PC%20Engine%20Fan%20-%20May%201989/page/12/mode/2up (preview)
- https://archive.org/details/pc-engine-fan-june-1989/PC%20Engine%20Fan%20-%20June%201989/page/10/mode/2up (preview)
- https://archive.org/details/pc-engine-fan-august-1989/PC%20Engine%20Fan%20-%20August%201989/page/3/mode/2up (preview)
- https://archive.org/details/tengai-makyo-complete-collection-pc-engine-fan-appendix-march-1992
- https://web.archive.org/web/20150527045524/https://www.gematsu.com/2015/05/screenshots-gaijinworks-cancelled-far-east-eden-ziria-localization (Gaijinworks)
- https://web.archive.org/web/20201231080157/https://www.siliconera.com/konami-licensing-hudson-ips-like-far-east-of-eden-to-other-companies/
- https://web.archive.org/web/20090719012504/http://www.hardcoregaming101.net/tengai/tengai.htm (retrospective)
- https://web.archive.org/web/20050121011352/https://www.itmedia.co.jp/mobile/articles/0412/13/news052.html (i-mode mobile port)
- https://web.archive.org/web/20190609103919/https://k-tai.watch.impress.co.jp/cda/article/news_toppage/21814.html (i-mode mobile port)
- https://web.archive.org/web/20100625154055/https://game.watch.impress.co.jp/docs/20060313/tengai.htm (Xbox 360 remake)
- https://web.archive.org/web/20190609103923/https://www.famitsu.com/k_tai/news/1178281_1350.html (S!Appli mobile port)
- https://web.archive.org/web/20170322102943/https://game.watch.impress.co.jp/docs/news/374294.html (Premium Edition mobile port)
- https://web.archive.org/web/20130807173116/https://dengekionline.com/elem/000/000/095/95601/ (PSP compilation)
- https://web.archive.org/web/20130818122748/https://dengekionline.com/elem/000/000/310/310569/ (PSN re-release)
- https://web.archive.org/web/20100104020958/http://www.16shot.jp/blog/archives/2009/12/pc_6.html (comments by Takahashi Meijin)
- https://web.archive.org/web/20230404031459/https://twitter.com/snapwith/status/1642810895817662464 (comments by former Hudson Soft member regarding the Sakamoto's involvement)
- https://web.archive.org/web/20230404032112/https://ameblo.jp/meijin16shot/entry-12796676780.html (comments by Takahashi Meijin)
- https://web.archive.org/web/20170806101313/https://game.watch.impress.co.jp/docs/review/378347.html (review)
- https://web.archive.org/web/20090304002948/http://www.hudson.co.jp:80/mobile/ezweb/chapp/genre/rp_ziria.html (EZWeb mobile port)
- https://archive.org/details/comptiq-vol.-62-january-1990/Comptiq%20-%20Vol.%2062%20January%201990/page/n273/mode/2up (award)
- https://archive.org/details/comptiq-vol.-70-september-1990/Comptiq%20-%20Vol.%2070%20September%201990/page/n297/mode/1up
- https://archive.org/details/marukatsu-pc-engine-volume-2-february-1989/Marukatsu%20PC%20Engine%20-%20Volume%202%20-%20February%201989/page/88/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-3-march-1989/Marukatsu%20PC%20Engine%20-%20Volume%203%20-%20March%201989/page/86/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-4-april-1989/Marukatsu%20PC%20Engine%20-%20Volume%204%20-%20April%201989/page/54/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-9-september-1989/Marukatsu%20PC%20Engine%20-%20Volume%209%20-%20September%201989/page/60/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-12-december-1989/Marukatsu%20PC%20Engine%20-%20Volume%2012%20-%20December%201989/page/116/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-10-october-1989/Marukatsu%20PC%20Engine%20-%20Volume%2010%20-%20October%201989/page/102/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-6-june-1989/Marukatsu%20PC%20Engine%20-%20Volume%206%20-%20June%201989/page/76/mode/2up
- https://archive.org/details/marukatsu-pc-engine-volume-5-may-1989/Marukatsu%20PC%20Engine%20-%20Volume%205%20-%20May%201989/page/84/mode/2up