九州 きゅうしゅう くだっちゃう
kyūshūe kudacchau

Godan Verb (ru)
Godan Verb (u)

The completive aspect (contracted form) - indicates completion or regret of 九州へ下る

1. Going down to Kyushu; Leaving for Kyushu; (Regretful) went to Kyushu

Completed Action
Colloquial