Third Lesson - Shio-Shio! Cleaning Power (修行その３ シオシオ！そうじ力, Shugyō Sono San: Shio-Shio! Sōjiryoku) is the third episode of Juken Sentai Gekiranger; it furthers the series introduction while concluding with the prelude to the first major arc involving the Five Venom Fists of Rinjuken.