Rather, sometimes Ippon was granted to Koshin who had the right of succession to the Imperial Throne but were excluded as a candidate, as a compensation (ex. the Imperial Prince Tamehira, the Imperial Prince Atsuyasu).
むしろ、皇位継承から除外された有力な皇位継承権を持つ皇親を皇位継承の断念の代償として与えられる例（為平親王・敦康親王）すら存在した。