Tanjiro Kamado - Wikipedia
Most asked Zenitsu Questions: How old is Zenitsu? And More!
If Tanjiro was to grow older, like into the 20s like the other Hashira, would he surpass them in strength? Almost finshed the final arc in the manga btw. - Quora
Many secondary sources say Tanjiro Kamado's (Demon Slayer) age is 13 (Chapter 1), 15 (End of Chp 5), and 16 (Chapter 204), but where is his age confirmed by an official source? - Quora
13 Main Demon Slayer Characters' Age, Birthday, and Height - Peto Rugs
Age Comparison of Demon Slayer Characters
Demon Slayer': How Old Is Tanjiro, and How Does His Age Compare to the Rest of the Main Characters?
The Journey of Tanjiro: From Ordinary Boy to Demon Slayer
Demon Slayer: Does Tanjiro Have A Love Interest? (& 9 Other Questions About The Character Answered)
How old is Tanjiro from Demon Slayer? His age across the series
Are Nezuko and Tanjiro related in Kimetsu No Yaiba? - Quora
Age Comparison of Demon Slayer Characters
Yoriichi Tsugikuni, Kimetsu no Yaiba Wiki
Demon Slayer: Kimetsu no Yaiba (TV Series 2019– ) - IMDb
How strong is Tanjiro Kamado outside of the universe “Demon Slayer”? - Quora