"You'd better watch your mouth,old man!"
Mikio is Rikiya's friend and fellow Ryudo family member, but still a rookie.
Yakuza 3 Edit
He built a dogho He use for Rex. The locals are fond of him and refer to him as "Mikio-chan". He was hit on the head with a sledgehammer while trying to protect the orphanage, but survived. He then built a new doghouse.
He has blonde hair and a purple shirt.