Some restaurants are just dinner. Teruko is a whole story. Down in the old nightclub space beneath the Hotel Chelsea, past guitars and a secret stairway that feels straight out of a film noir, you’ll find Teruko. The new Japanese hideaway that’s turning heads and raising chopsticks. The place is an art installation, a restaurant and a tribute to the painter Teruko Yokoi, who once lived and worked in that very basement. About Let’s just say if the walls could…