Takauji made a comeback from disappointment at the Battle of Tatarahama! Overturn pre-war disadvantages and build the Muromachi shogunate

The Battle of Tatarahama broke out on 1336/4/13 (Kenmu 3/2). The location is Chikuzen Province (present-day Fukuoka Prefecture). Ashikaga Takauji plays the leading role in the battle, but why was Takauji, the first shogun of the Kyoto Muromachi shogunate, in Kyushu? What was the significance of this battle? I borrowed an article recorded in “Heartbreaking Strategy Guide: Business Education Learned from the Battle of Reversal” (→ Amazon), so let'…