San Francisco/Paris-based label Spring Theory is back with its fourth release. Sweet Bitter Love, it's a four track EP of manic sample-driven house from Keita Sano, a Japanese producer who's been on a roll lately with releases for like-minded imprints Discos Capablanca, Mister Saturday Night, and Strictly Groove Recordings. Check "Once I Found a Diamond., an uplifiting bongo-led cut with dubby melodics that sound like the kind of thing Sleeping Bag Records would have put out in the early '80s!