Anime! Anime! took to Twitter to ask Japanese fans which light novel adaptation deserves a sequel. Over 2,500 fans participated and most of their picks seem to echo international opinions.
Anime! Anime! did not release the voting spread for each title and only provided the rankings.
10The Melancholy of Haruhi Suzumiya
9A Certain Magical Index
8Humanity Has Declined
7Horizon in the Middle of Nowhere
6The Devil is a Part-Timer!
5Sword Art Online
4Re:Zero -Starting Life in Another World-
What light novel adaptations do you think need sequels?