Natsumi Breaks New Ground with Innovative Modern Japanese Cuisine. Barbara Matsumura and Chef Haru Konagaya, formerly of Haru restaurants, have teamed up again to create a strikingly original new destination. Two separate experiences in two adjacent sites, a restaurant and bar/lounge are now open, specializing in Japanese-Italian fusion cuisine; the innovative menu relies on simple preparations with dynamic flavors. Natsumi Restaurant and Natsumi Bar & Lounge are strikingly original and should be your new destination for your private party. Featuring Japanese-Italian fusion cuisine, the menu combines flavors in ways that NYC has not seen before.