The answer to this question is a matter of personal opinion.
He has yet to Duel Akiza in the anime. However, he does Duel her in the manga in Yu-Gi-Oh! 5D's - Ride 007 and defeats her.
This is not shown in the anime. However, it is hinted that Yusei Fudo and Akiza Izinski (Aki Izayoi in the Japanese anime) harbor feelings for each other. This is not yet confirmed.
Aki.
Angela Aki's birth name is Kiyomi Aki.
"Aki" means "autumn" in English.
Aki Nawaz's birth name is Aki Nawaz Qureishi.
Aki Hakala's birth name is Aki Markus Hakala.
Aki Raiskio's birth name is Aki Lauri Raiskio.
Aki Eronen's birth name is Aki Kristian Eronen.
Aki Hakala is the drummer of the Rasmus
yusei's crush is aki becaus if you ;look at wiki it says they have romantic feelings for each other and they say there are numerious hints (i hope this helps) if you dont believe look up yugioh 5D wiki characters
Aki Karvonen was born in 1957.