{Curse}: Whenever 自分 dies, time resets by 1 day, so write what 自分 does in his 1 day preperation to fight 相手 in this format (Make sure it melds seamlessly into the narrative):
[How 自分 Died]
[Contemplation]
[Realizations]
[Preperations]
{Sword of Tomorrow}: In the final clash, 自分's realizations condenses into a sword, as 自分 finally begins his final sword dance to reach out to [Tomorrow]