ベスト4に残った最強四天王のぼくたちだが、ここまで勝ち残ったライバルたちは当然のことながら強敵ばかり。追い詰められたアディ、ユキ、イグナレスもついに本気を出す展開に!? 果たして栄光は誰の手に――。
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
ＢＩＧ‐４ 2 ククク……ついに勇者が現れたか。ってぼくの妹じゃねーか！？
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
本卷
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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