How Old Is Deku? Deku is 16 years old in My Hero Academia. While he mostly appeared as a teenager in the manga series, he was introduced as a 4-year-old in the first season. A flashback scene shows him standing up to his classmate – Katsuki Bakugo, who possesses explosive abilities ...
In comparison, the tallest student isMezo Shoji, at 187 cm (or 6' 2"), and the shortest student is Minoru Mineta, at 108 cm (or 3' 6½"). How tall is Mineta in feet? 7 How Tall Is He? Standing atthree feet & seven inches, he's as tall as an average four-year-old boy...