How Old Is Eren Yeager in Haikyuu

It's a common point of confusion for anime fans, but let's clear the air right from the start: Eren Yeager, the fiercely determined protagonist known for his relentless pursuit of freedom and his iconic transformation into the Attack Titan, is a central character in the dark fantasy series Attack on Titan. He does not appear in Haikyuu!!, the beloved sports anime celebrated for its high-flying volleyball action and inspiring tales of teamwork....