Far too much salt/sugar/flour. Did you measure your ingredients that has a kitchen scale? The dough was way too dry. Did you go over the dough with plastic wrap? Evenly press the facet on the proved dough along with your finger. If it bounces again right away with none indentation, https://dominick7a23f.fare-blog.com/28941430/new-step-by-step-map-for-shokupan-bread