Crime/law jdrama I'd recommend

Quirky lawyer tackles cases in a criminal system where 99.9% of those charged end up with a "guilty" verdict, regardless of their true involvement.

A detective (bonus points: played by Oguri Shun) get shot and finds out he can talk to the dearly departed as an aftermath of the incident.

Based on the American show called "Cold case" with a Japanese spin. If you liked one, you'll like the other.

A police officer gets posted to a remote village and finds out what lurks behind the smiles of its villagers.

A security firm employee who specializes in locked room mysteries.

Police procedural drama following the "Mobile Investigative Unit" which tries to solve cases within 24h.

Two brothers set out on completely different paths attempt to find out the truth about a murder that happened 15 years ago.

Japanese version of Sherlock. Nothing unheard of, but I enjoyed it nonetheless.

A police officer finds a walkie-talkie that lets him talk to a police officer in the past. Together, they solve cold cases.

A police officer couple stumbles upon a mysterious woman that takes an interest in the female lead.

A detective and a serial killer switch bodies.

This drama follows a crew working at Unnatural Death Institute where people can get a second opinions on what caused the death of their loved one.

A skilled lawyer takes on difficult cases where even the evidence are against them and works them around to his favor.

A feel-good show about three women working for the police and their help in solving cases.

A detective and a girl that can hear when people are lying team up to solve crime, Showa era style.

This show follows a group which investigates paranormal cases which have no scientific explanations, but not everything is as it seems. Starts slowly, but worth it.