Death March kara Hajimaru Isekai Kyousoukyoku

Suzuki is a programmer in the midst of a death march-crunch time, when coders live on caffeine and pull twenty-hour days. He just needs a little nap...but then he has a dream. A dream where he's in another world, with RPG powers right out of his game. A dream where he calls down a great disaster. A dream that, suspiciously, just won't end...

(Source: Yen Press)

Death March kara Hajimaru Isekai Kyousoukyoku began as a web novel on Shousetsuka ni Narou on March 3, 2013. Kadokawa has released a revised and illustrated version of the series since March 17, 2014 under its Kadokawa Books label.

The series has been published in English as Death March to the Parallel World Rhapsody by Yen Press under the Yen On imprint since January 31, 2017.