Good Loser Kumagawa Final Chapter (グッドルーザー球磨川 完結編, Guddo Rūzā Kumagawa Kanketsu Hen) is a special chapter of the series Medaka Box. It appeared in Shueisha's Jump Next, and featured Misogi Kumagawa as the main character. The chapter was later included in Volume Twenty-Two. It is the final part of the sub-series, Good Loser Kumagawa Gaiden.