I don't think there is a definite answer but it is important to note that Yugioh 5D's seems to share a lot of similarities with Akira (e.g. cyberpunk, motorcycle gangs, and psychics).
Akira Toriyama
The maker of the manga Akira Toriyama is the owner of DBZ.
Akira Toriyama created all of the DBZ characters.
Akira Toriyama is the author and artist of Dragon Ball Z.
AKIRA TORIYAMA created Dragonball Z and he also created DR. SLUMP and COWA.
Akira Fushimi's birth name is Akira Nomura.
Elly Akira is 152 cm.
Sean Akira is 6'.
Akira Takarada is 6'.
Akira Hayashi was born on 1974-09-16.
Archie Andrews, Apu Nahasapeemapetalon, Andy Capp, Akira, Atom Ant, Augie doggie, Asterix, Adam West (family guy), Abraham Simpson,
Akira Isobe has written: '\\'
Akira Ueda was born in 1970.
Akira Ryō was born in 1967.
Akira Tomii was born in 1890.
Akira Tomii died in 1959.
Akira Sudou was born in 1971.