君は放課後インソムニア

Ganta Nakami, a high school student plagued by insomnia, discovers an abandoned observatory at school where he meets Isaki Magari, a cheerful girl who also struggles to sleep. The two form an instant connection, sharing late-night conversations and sneaking into the observatory to stargaze. They revive the school’s dormant astronomy club, using it as a cover to spend time together and cope with their sleeplessness. As they bond over shared experiences, they navigate school life, friendships, and family pressures. Their growing relationship unfolds through quiet, heartfelt moments and a mutual passion for the night sky. (Unreviewed summary by Grok 3)