Shoulderspot Goby (Gnatholepis cauerensis) カタボシオオモンハゼ
The Shoulderspot Goby has a dark line that connects the eyes and goes down on both sides. It also has a dark line going back from the eyes to a spot on its shoulder. The markings on this goby are very light but will get darker. The Shoulderspot Sandgoby is a different fish with a similar name. Amami