With a client roster that includes Lady Gaga , Kesha, Ciara, Beyoncé, and even Jay-Z, celebrity manicurist Miho Okawara has tended to the nail beds of some of the biggest stars in the world. Famous for her innovative trends using beads, wires, chains, and more, it's safe to say that the L.A.-based pro knows a thing or two about what makes nail art Instagram-worthy.