Board Thread:Questions and Answers/@comment-2016820-20130811022038/@comment-418817-20130811024410

Samurai and Super Samurai are outrightly named differently so, no. Akibaranger and Akibaranger Season 2 are also different titles, so there's no need. Mighty Morphin Power Rangers is the title of three different shows, so that's why it needs the parent page.