Demon Slayer: Why Does Inosuke Wear a Boar's Head?

gamerant.com:

Inosuke Hashibira is one of Demon Slayer's biggest enigmas. Little is known about this character's life, other than the little hints the anime has dropped along the way. He is a character that is hard to miss; mispronuncing everyone's names, gobbling his food with no care for dinner etiquette, and his aggressive nature are all signature traits of Inosuke.

Inosuke's signature staple, however, is the boar's head that he wears on top of his own. Ina series full of eccentric characters, Inosuke's unique appearance really stands out. So what's the deal with this stylistic choice?

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Inosuke's was born into an abusive home, more specifically, an abusive father. When he was an infant, his mother Kotoha took him and fled their home. After escaping, the two were taken in by Doma, the leader of the Paradise Faith cult. Unbeknownst to them, Doma was a member of the Twelve Kizuki, namely Upper Rank Two. Kotoha learnt that Doma was eating his followers, and fled once again with baby Inosuke, with Doma in pursuit. Atop a mountain with nowhere else to run, Kotoha dropped Inosuke into the river below and was in turn consumed by Doma. Inosuke was then discovered and raised by a wild boar.

His introduction to the life of a demon slayer began when he ran into one on his mountain right before the Final Selection. Inosuke proposed a contest with the demon slayer, declaring that if he was victorious, he would take his swords. He won the competition, learnt about demons and decided to participate in the Final Selection. Subsequently, he survived and became a new member of the Demon Slayer Corps.

When Tanjiro and Zenitsu travel to the Tsuzumi Mansion to rescue some children from the demon Kyogai, his blood