Pulltop's little castle kingdom visual novel has a BGM collection that radiates warmth like afternoon sun through a window. Shinsei ni shite Okasu Bekarazu is set in this tiny sovereign kingdom on the edge of a city, and the music matches that cozy absurdity perfectly.
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Neko no Niwa (Cat's Garden) sets the tone with this light pastoral feel, and tracks like Okaeri and Ano Hi no Mama de carry genuine emotional weight without ever getting heavy-handed. The standout might be Noblesse Oblige, which brings in this regal brass motif that's somehow both serious and playful.
Twenty-seven tracks of pure comfort. If you've ever wanted a VN soundtrack that feels like a warm blanket, start here.