If ya don't know, it is mentioned in the Manga that Kenta is in 5th grade at the beginning of Fusion. Maybe 11 years old. Besides Ryuga's body being over 100 years
Metal Fight Beyblade - Kenta Yumiya by KinakoJurai on DeviantArt
aki on Twitter: "only true ones remember when ryuga fucking dies in metal fury and then gives kenta some power or some shit and kenta's beyblade turns from flame sagittario into flash
Pin de Yukina en Beyblade | Kenta, Beyblade metal fusion
Beyblade Metal Fusion Kenta Yumiya Benkei Hanawa Ginga Hagane Kyoya Ta – A Birthday Place
Beyblade Metal Fury - Kenta vs Ryuga Round 2 - YouTube
Kenta Yumiya | Beyblade Wiki | Fandom
Kenta Yumiya | Beyblade Wiki | Fandom
Kenta Yumiya | Beyblade Wiki | Fandom
𝚔𝚎𝚗𝚝𝚊 𝚢𝚞𝚖𝚒𝚢𝚊 | Wiki | Beyblade Amino
MFB Zero G ): Kenta Yumiya by LukaKishatu on DeviantArt