The stage musical 「ペコポン侵略ミュージカル『ケロロ軍曹』」 (Pekopon Shinryaku Musical “Keroro Gunsou”) has announced 12 additional cast members and revealed the official character visuals for all five members of the Keroro Platoon, ahead of its September 2026 run at Nippon Seinenkan Hall in Tokyo.