Welcome to Gaia! ::

1] Kero! and March
(Kero! to Māchi ケロッ!とマーチ)
Nobuaki Kakuda & Juri Ihata
Episodes: 1-51

2] National Irresponsible Era
(Zenkoku Musekinin Jidai 全国無責任時代)
GaGaGa SP
Episodes: 52-78

3] I Want to Buy You Some Juice ♥
(Kimi ni Jūsu o Katte Ageru ♥ 君にジュースを買ってあげる♥)
Group Tamashi
Episodes: 79-103

4] Sunny Path ~I Don't See Any Aliens!~
(Hareru Michi ~Omera ni Awaseru Kao ga Nee!~ 晴れる道 ～宇宙人(オメェら)に合わせる顔がねぇ!～)
Jicho Kacho
Episodes: 104-129

5] You-You-You
Polysics
Episodes: 130-154

6] Return of the Kero! and March
(Kaettekita Kero! to Māchi 帰ってきたケロッ!とマーチ)
Ichirō Zaitsu & Yuko Ogura
Episodes: 155-183

7] Fundari Kettari ?
(Fundarī Kettarī フンダリーケッタリー)
Dylan & Catherine
Episodes: 184-205

8] What a Wonderful Saturday
(Nante Suteki na Doyōbi なんて素敵な土曜日)
Keroro Shotai/Platoon (Kumiko Watanabe, Etsuko Kozakura, George Nakata, Takehito Koyasu, and Takeshi Kusao)
Episodes: 206-231

9] Hello Darwin! ~Curiosity On Demand~
(Harō Dāuin! ~Koukishin On Demando~ ハローダーウィン! ～好奇心オンデマンド～)
JAM Project
Episodes: 232-256

10] Kero! and March (Keroro Platoon Ver.)
(?)
Keroro Platoon (?)
Episodes: 257-



1] Afro Sergeant
(Afuro Gunsō アフロ軍曹)
Dance Man
Episodes: 1-18 + 27-39

2] Pekopon Invasion Ondo
(Pekopon Shinryaku Ondo 地球(ペコポン)侵略音頭)
Ondo Gal meets Keroro Platoon
Episodes: 19-26

3] Keroro Platoon Authorized! Passionate Learn to Draw Song!!
(Keroro-shōtai Kōnin! Netsuretsu Kangeiteki Ekaki Uta!! ケロロ小隊公認!熱烈歓迎的えかきうた!!)
Keroro Shotai/Platoon (Keroro All Stars?)
Episodes: 40-51

4] An Invader in My Own Way
(Katte ni Shinryakusha 勝手に侵略者(シンリャクシャ))
Naoya Ogawa & Mayuko Iwasa
Episodes: 52-78

5] A Problem of the Heart
(Kokoro no Mondai ココロの問題)
toutou
Episodes: 79-103

6] Flower Petals of Victory
(Shōri no Hanabira 勝利の花びら)
Chinatouchable (Chinatsu Wakatsuki & Untouchable)
Episodes: 104-116

7] Cycling Recycle
(Saikuringu Risaikuru サイクリング リサイクル)
Kirin
Episodes: 117-141

8] Forever
(Eien ni 永遠に)
Afromania
Episodes: 142-154

9] Spinning, Turning, Once Around
(Kurutto, Mawatte, Ikkaiten くるっと・まわって・いっかいてん)
Kigurumi
Episodes: 155-168

10] Smiling Champ
(Niko Niko Chanpu ニコニコチャンプ)
Non Style
Episodes: 169-192

11] Kero Cat's Tango
(Kero Neko no Tango ケロ猫のタンゴ)
Osamu Minagawa & Hibari Children Chorus
Episodes: 193-205

12] Here's the Earth for You!
(Omatase Pekopon Icchō! おまたせ地球(ペコポン)一丁!)
Keroro Shotai/Platoon
Episodes: 206-218

13] Our Password
(Bokura no Aikotoba 僕らの合言葉)
Natsumi Kiyoura
Episodes: 219-244

14] Ke-Ke-Keroro's Big Plan ♪
(Kekkekkeroro no Dai Sakusen♪ ケッケッケロロの大作戦♪)
Keroro Shotai/Platoon
Episodes: 245-256

15]?
(Daijoubu Supponpon Friend だいじょうぶスッポンポン·フレンド)
Yoshio Kojima
Episodes: 257-