|Home town||Miyagi Prefecture|
|Team||Date Tech High|
|Occupation|| Coach |
|Affiliation||Date Tech High|
|Chapter||"The Iron Wall"|
|Episode||"The Iron Wall"|
|Image gallery (9)|
In his mid 40s, Oiwake is among the older coaches shown in the series and his age is apparent in his face. He has black swept-back hair with a narrow eyebrows. He usually dresses in Date Tech uniform.
Spring High Preliminary ArcEdit
- Current Concern: It came as a shock when his daughter told him to "stop doing my laundry in the same load as yours, dad."
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