Asking for recs in the line of Rakuen and such 6-episodes-this-is-really-such-a-grey-filter-they-got-going-on-please-no-one-smile deliciousness. thanks.

Cold Case: Shinjitsu no Tobira
Kageri Yuku Natsu
Yami no Bansosha
Kanata no Ko
Ishi no Mayu/Suisho no Kodo
Shokuzai
Garasu no Ashi
Nigeru Onna
Long Goodbye
The last two aren't from WOWOW, but they're still quality short dramas.
In the lines of wowow, it's okay. Good recs with good actors. I had no idea some of them existed. Thanks a lot!
Marks no Yama (5 episodes) and its sequel, Lady Joker (7 episodes), are good ones as well
Thanks and thanks.