|Affiliation||Jin Heavy Industries Co., Ltd.|
|Voice Actor||Koji Yada|
Taizo is a business man highly tied to his job, especially after the death of his wife. As a result he has a very strained relationship with his son and daughter. Hayato in turn is very cold to him, believing he abandoned him, his mother, and Asuka. It was only until much later that Taizo began to start to get closer to Hayato even providing his companions resources from his company to further research on Getter Rays.