Sixth Lesson - Juwān! …What's That? (修行その６ ジュワーン！って、何？, Shugyō Sono Roku: Juwān! 'tte, Nani?) is the sixth episode of Juken Sentai Gekiranger; it is the third episode of the battle with the Five Venom Fists, focusing on Retsu Fukami and his battle with Moriya.