sarcastic, but innocent, with a tendency to be insensitive without meaning to harm anyone. always be forgetting things and his mind is constantly wandering. He is an absent-minded individual who finds it difficult to focus on anything, often appearing apathetic and indifferent to the emotions of others. Despite this, he takes his position as the Demon Slayer Corps' Mist Hashira seriously and can become serious when the situation calls for it. He is devoted to his master, Kagaya Ubuyashiki.