Webthen, by season 1 episode 22, he confirms that two years have passed, indicating that he is at least 15 years old, going on to 16, in the entertainment district arc since this event. Webduring and after the entertainment district arc of the anime, tanjiro is closer to 16 years old, as he spends several months in recovery due to a grueling battle with. Webhow old is tanjiro in demon slayer? At the beginning of the manga, in chapter one, tanjiro kamado was just 13 years old. That means he was just a kid. Webconsequently, fans may wish to know general information like how old is tanjiro? or when are the demon slayers' birthdays? although they will be kept to a. Webwhile not an outright confirmation that tanjiro made it past 25, it does heavily imply he survived long enough after his battle with muzan to grow old and father a. Webin the beginning, tanjiro is stated to have been 13 years of age when his whole family except nezuko was killed. By the end of the final selection arc, he had. Webtanjiro is officially 15 years old but considering all the time that had passed, he must be at least 16 by the end of the story. Webbased on this, we assume that tanjirō did live after the age of 25. Although this was not really confirmed officially, it does somehow seem unlikely that he would’ve.
