目覚めたら、魔界の四天王になってしまったぼく、山田。あいも変わらず人類抹殺計画が進まず、イライラする中、ファンタジーの定番、勇者が現れるが……。「お兄！」「ウソだろ？」ぼくの実妹でした……。
5 卷
ＢＩＧ‐４ 1 ぼくの名前は山田。目覚めたら四天王になってました。
2011-11-19
本卷
2012-03-17
ＢＩＧ‐４ 3 四天王選手権? 勝てるわけないだろ、ぼくはただの人間だぞ！？
2012-07-20
ＢＩＧ‐４ 4 続・四天王選手権! くそ、たまには、ぼくもちょっと本気出すか! ?
2012-11-20
ＢＩＧ‐４ 5 ぼくの名前は山田。気づいたら四天王が好きになっていました。
2013-04-20
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