All runs must begin after clearing save game. Time starts when selecting New Game and ends on last hit of Lumine's final form.
100% Zero (Zashiko Mod) rules: All 4 subtanks, 8 hearts, and black Zero must be collected. The gateway skip option is not allowed in this category. You must play through the whole game as Zero. Zero has to be unlocked with the ACE code first and then he's playable on reset