Demon Slayer: Kimetsu no Yaiba
A Connected Bond: Daybreak and First Light
S4 E11:
With the sword sharpened by Haganezuka, Tanjiro is able to slice Hantengu's neck; Hantengu turns to attack nearby swordsmiths; Tanjiro stands up to make a decisive strike, but day begins to break and Nezuko is exposed to sunlight.