Board Thread:Questions and Answers/@comment-5968875-20140113042607/@comment-101.162.6.63-20140924103648

You can read Volume 6 here:

http://baka-tsuki.org/project/index.php?title=Mondaiji-tachi_ga_isekai_kara_kuru_soudesu_yo:Volume_6

You can also read the other volumes up to 7 (though it's not completely translated) on the Baka-Tsuki website.