So here s the vibe you re going for placement upper back centered size moderate not full back enough to allow detail but not too overwhelming design yin yang in the center two koi fish circling it representing the yin and yang energies waves flowing around the koi dynamic but elegant some of the wave lines or flowing water trails subtly reaching up the spine and into the lower neck thin enough to peek from under a shirt style classic black and grey clean lines soft shading for depth tattoo idea - made by Ink Studio AI