Two insomniac high schoolers take over an abandoned observatory to sleep during the day, discovering photography, starlight, and each other.
Childhood otaku friends Narumi and Hirotaka start dating out of convenience – but real feelings emerge.
Popular girl Kyoko Hori and quiet outcast Izumi Miyamura discover each other’s hidden sides – she’s a homebody, he’s secretly pierced and tattooed.
Viewers who enjoy slow-burn, socially awkward romance with top-tier internal monologues. 4. Lovely★Complex (2007) Episodes: 24 (but the first 12 form a perfect arc) If you strictly want 12, skip – but included because it’s a classic.
Adachi and Shimamura , Just Because! (ambiguous ending).