This show treats mundane apartment life like it's a crime scene, finding comedy in the architecture of boredom itself. The humor lands because it's built on observation, not punchlines, you recognize yourself in these characters immediately. It's the kind of show that makes you laugh at something you've seen a thousand times but never actually looked at, then feel weirdly seen for noticing it too.
Peeping Life 5.0ch is a 2012 comedy and slice of life OVA.