Sgt. Frog (TV series)

*Sgt. Frog*
Sgt. Frog
	ケロロ軍曹
Based on	Sgt. Frog; by Mine Yoshizaki
Written by	Mamiko Ikeda (#1–103); Masahiro Yokotani (#104–358);
Directed by	Junichi Sato (chief, #1–103); Yusuke Yamamoto (#1–103); Nobuhiro Kondo (#104–358);
Music by	Saeko Suzuki
Country of origin	Japan
Original language	Japanese
No. of episodes	358 (list of episodes)
Production
Producers	Yoshikazu Beniya; Norio Yamakawa; Aya Yoshino; Naoki Sasada; Teruaki Jitsumatsu; Kazuhiro Asou; Tomoko Takahashi; Chieo Ohashi; Masayuki Ozaki;
Production companies	TV Tokyo; NAS; Sunrise;
Original release
Network	TXN (TV Tokyo)
Release	April 3, 2004 –; April 3, 2011
Related
Anime television series
Keroro
Directed by	Haruki Kasugamori
Produced by	Tsuyoshi Kikuchi; Hiroyuki Watanabe; Hiromitsu Higuchi;
Written by	Haruki Kasugamori; Mine Yoshizaki;
Music by	SuperSweep co., ltd.
Studio	Sunrise
Original network	Animax
Original run	March 22, 2014 – September 6, 2014
Episodes	23
Anime film
Shin Gekijōban ☆ Keroro Gunsō Fukkatsu Shite Sokkō Chikyū Metsubō no Kiki de Arimasu
Directed by	Yūichi Fukuda (chief); Fumitoshi Oizaki;
Written by	Yūichi Fukuda
Studio	Bandai Namco Pictures
Released	Q3 2026
Anime television series
Sgt. Frog☆
Original run	Q4 2026 – scheduled
Films
	Keroro Gunsō the Super Movie (2006); Chō Gekijōban Keroro Gunsō 2: Shinkai no Princess de Arimasu! (2007); Keroro Gunso the Super Movie 3: Keroro vs. Keroro Great Sky Duel (2008); Keroro Gunsō the Super Movie: Crushing Invasion, Dragon Warriors (2009); Keroro Gunso the Super Movie: Creation! Ultimate Keroro, Wonder Space-Time Island (2010);
	Infobox instructions (only shown in preview)

Sgt. Frog (ケロロ軍曹, Keroro Gunsō) is a Japanese comedy anime television series based on the manga series of the same name by Mine Yoshizaki. Produced by Sunrise, the series aired on TV Tokyo and its affiliates from April 3, 2004 to April 3, 2011 for 358 episodes and since then, it has spanned five movies, video games and merchandise. A short-form second series titled Keroro (ケロロ), aired from March to September 2014. A third series is set to premiere in Q4 2026.

As of 2015, the copyright to the works in the Sgt. Frog series are owned by Bandai Namco Pictures and since then, it has continued its lifespan through rebroadcasts, character licensing and another movie sequel releasing in 2026.