As Keroro Gunso is a very popular anime and manga series, there are many references to the series in other manga and anime. Other characters have also made cameos in the Keroro Gunso series as well.
References from Media[]
Train Man[]
The 2005 Japanese drama, Densha Otoko, based off the book by Nakano Hitori, revolves Tsuyoshi Yamada, a Japanese geek who loves video games and anime. As he is an 
otaku, he is frequently shown with anime merchandise. This includes cameos of Keroro. He owns Keroro Gunso shirts, has multiple figures of the Keroro Platoon, puppets of Keroro and Giroro, Keroro themed Pez Dispensers, as well as a Keroro bandana.
The Testament of Sister New Devil[]
In Tetsuto Uesu's light novel series, The Testament of Sister New Devil, Keroro was referenced as the profile picture of the Demon Lord. He is used to convey the image of "invasion" but in an innocent tone.
Amphibia[]
A Disney comedy cartoon created by Matt Braly titled Amphibia stars a girl named Anne Boonchuy who has been transported into the world of Amphibia. There, many anthropomorphic amphibians exist. In the episode Fixing Frobo, a glimpse of Keroro, Giroro, Tamama, and Kururu can be found.
The scene references to Keron God, a mecha that combined the powers of the Keroro Platoon to defeat Shurara. It shows an Amazon page of the Keroro Robo MK II Gundam Model.
Lucky Star[]
A slice of life about four girls in high school created by Kagami Yoshimizu. It is owned by Kadokawa, and includes multiple Keroro references.
Tales of Vesperia[]
Artwork for the Tales of Vesperia: Definitive Edition
A JRPG created by Namco Tales STudio and published by Bandai Namco Entertainment. The game has sold over 2.8 million copies and is one of the most popular Talesgame. [1]
In the game, a character named Karol Capel can wear a Keroro costume as both share Kumiko Watanabe as a VA. The costume was cut from the Definitive Edition however as Bandai has lost the rights to the Keroro Gunso franchise.
Tales of the Rays[]
Part of the Tales series, Tales of the Rays is a mobile fighting game released in Japan. It includes characters from previous games, such as Karol Capel. The objective of the game is to complete quests and continue through the main story, which includes separate arcs.
During the "Sgt. Frog Presents - The Another World Invasion Operation!" limited time collaboration raid event, players can collect Keroro and Natsumi to use in battle. The collaboration also includes extra costumes for three supporting characters. A Keroro, Angol Mois, and Koyuki Azumaya outfit can be found.[2]
References of Media[]
Gundam[]
References to the Gundam franchise frequently appear in both the Keroro Gunso anime and manga. Gundam references are usually connected with Keroro, as he is obsessed with the series. The most notable references are Gundam models.
Case Closed[]
Also known as Detective Conan, is a long running novel and anime about the brilliant teenage detective, Shinichi Kudo, who is suddenly turned into a child by an enemy organization. There on, he takes the alias, Conan Edogawa, and must solve crimes with his new found body.
In the series, Conan uses a voice-changing bowtie to disguise/mimic voices. In episode 19, Giroro wears a big pink bow on his head that allows him to mimic Sumomo's voice. This is a reference to Conan's bowtie.
Doraemon[]
There are many references to Doraemon, an internationally well-known anime about Doraemon, a blue robot cat from the future, and his adventures with Nobita.
- In the manga, there is a chapter titled, "Doraemon Encyclopedia". Kururu has his own version in the manga that showcases many of his inventions, such as the Fourth Dimensional Gacha.
- Kikaka, a robotic Keronian, and the episode he was featured in is based off of Doraemon. In Zeroro: Here Comes Kikaka de arimasu, each character in the Chibi Keroro Platoon (except for Joriri) plays a character from the Doraemon series. Chibi Dororo/Zeroro plays Nobita Nobi, Kikaka is Doraemon, Chibi Pururu is Shizuka Minamoto, and Chibi Keroro & Chibi Giroro are Suneo Honekawa & Gian. The episode as well references many gadgets, such as the "take-copter", a bamboo machine that allows its user to fly. It's used to play a running gag in Doraemon, where Shizuka (Pururu) never gets privacy to bathe because someone, usually Nobita, always accidentally appears. She would throw a bar of soap at Nobita, who in this case was Keroro, and force him to leave.
- General Bratterling is based off of Gian, and Entouragian is based off of Suneo.
- Nobibi's name and character is taken from Nobita Nobi. His eyes are similar to Nobita's glasses, and his hat is a reference to the "take-copter".
- Keroro: Visitor from the Future, de arimasu is a reference to Doraemon as well. The story is about a robot from the future named Double O (Doraemon) that has come to change Keroro's (Nobita's) unfortunate future. Another running gag in the show referenced in the episode is when Nobita runs while crying over to Doraemon, begging for an invention that will help him.
Crayon Shin-chan[]
In Momoka: Do it Normally! de arimasu, from 7:16 and on, there are multiple references to Crayon Shin-Chan. Among others it references Shinnosuke's famous 'Buri Buri' (ass dance).
Neon Genesis Evangelion[]
Artwork of the Neon Genesis Evangelion series by Mine Yoshizaki
A mecha show about Shinji Ikari, a teenage boy who is recruited as a pilot to fight alien-like creatures using robots. Neon Genesis Evangelion was created by Hideaki Anno and has reached critical popularity. As Keroro Gunso is a meta show, it includes ounces of content that references the series.
- The title of Duel! The Third Molar, de arimasu is a reference to the sixth episode of Neon Genesis Evangelion, "Decisive Battle in Tokyo-3".
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- In the manga and anime version of the Garuru Platoon Arc, Giroro mimics a Evangelion Unit-02.
- In both the manga and anime, Keroro has been seen dressing up as a Seele Monolith.
- In Natsumi: Come on the path of love Kururu, de arimasu, when Mutsumi Hojo invades the Hinata house, an "emergency" alarm goes off (a copy of the one from Evangelion), followed by an A.T. Field blocking the front door. Saburo breaks in and descends down a long tube (referencing Kaworu with Eva-02 in "The Final Messenger").
.png "AT Field (Episode 9).png (1.32 MB)")
- In Tamama: Am I Really Getting Married? de arimasu, when Karara announces that she and Tamama were to get married, the Keroro Platoon cheered, "congratulations", imitating the respective scene in "Sincerely Yours".
Urusei Yatsura[]
Cover of the first Urusei Yatsura volume
A comedy sci-fi romance manga written by Rumiko Takahashi about a lecherous teenager named Ataru Moroboshi and Oni Princess Lum. The manga has made a great impact on Japanese media and many references of the series mascot, Lum, has been made.
Manga Volume 4 of Keroro Gunso, Encounter 31: "The Revenge of the Red Devil," includes many references to Urusei Yatsura.
References[]
- ↑ Romano, Sal (September 16, 2021). "Tales of Vesperia: Definitive Edition shipments and digital sales top 1.5 million" Gematsu. Retrieved February 26, 2023.
- ↑ @talesof_therays (June 26th, 2021). Collaboration announcement PV released! Twitter. Retrieved July 3rd, 2023.