Relation graph for Heaven & Hell ~Nagutte Okasu! Saikyou Ryona Battle!~

Note: Unofficial relations are excluded if the graph would otherwise be too large.

Ryoujoku Battle Royale 2011-08-19 ja Shin! Ryoujoku Battle Royale 2012-04-27 ja SequelPrequelHeaven & Hell ~Nagutte Okas... 2016-03-18 ja Same series