|Japanese Name||伊達 愛子|
|Family|| Date Eiji(husband)
Date Yuuji (son)
|Anime Debut||Round 53 (The Fighting)|
Aiko is Date Eiji's wife. During Date's World Champion fight in Mexico, she fell down a flight of stairs due to exhaustion from overworking. She was admitted to hospital and was treated into a stable condtion. However, the fall killed their first son, who was still inside.