He never succeed to get released on bail, even before the 2nd trial. Real prison and Police station prison are different. This is his police station prison diary. Wash your face. Clean the room.
Excersize time is a smoking cigarettes time.
Wed and Sat are washing clothes day. It's like this every day. He was pretty bored with this routine, especially as he didn't have plan to investigation or meet prosecutor. Basically Japanese jail isn't so bad. Police tried to be nice to him.