|Family||Kousei Arima, Saki Arima|
|Occupation||Business Man, Father.|
Takahiko closely resembles his son Kousei Arima.
Not much is known about his personality since he did not appear until the OVA.
Hiroko Seto describes him as a "free-range parent" due to him always being away on business trips.
In one of Kousei's flashbacks, he is shown walking with Kousei in the hospital towards Saki Arima's bed.
Shigatsu wa Kimi no UsoEdit
He is known to be regularly on business trips as he didn't appear in the first 22 episodes.