Relation graph for Heartium

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

Gabyouden 2008-09-28 ja Yaminabe Kikaku 2015-03-19 ja Shares charactersOtoZ 2008-03-13 ja Shares charactersSubaru no Kishi 2011-04-24 ja Shares charactersErumani 2 2004-12-23 ja Heartium 2016-09-15 ja Same settingErumani 2003-07-12 ja Shares charactersSequelPrequelShares charactersShares charactersMahou Shoujo 2012-08-31 ja FandiscOriginal gameShares characters