Fgo Christmas 2024 Na. Fate/grand order official usa website December 26, 2023 18:00 ~ december 31, 2023 12:59 jst.
Additionally, lvl 90 and 90+ free quests will rotate every day starting from december 21 until december 26, where the free quest will stay the same until end of event. This page lists all events in fate/grand order english.