particularly shōnen manga, that end on a sweet, satisfying note with a great final arc. Warning! Spoilers Ahead! Sket Dance, aka the series that did that crossover with Gintama one time ...

Gintoki, who is now a ghost of the past, must once again carry the burden in order to save his friends. He must finish the biggest job ever, which may be the final job of Yorozuya.