|Japanese Name||オタマモン (Otamamon)|
|Special Technique||Stun bubble|
Otamamon (オタマモン "Otamamon") is a rookie amphibian Digimon of the virus type. They resemble immature tadpoles and are often seen on swamps and marshes. Otamamon live a carefree life and stay out of trouble until they evolve into Gekomon. Their special attack is the Stun Bubble, which consists on Otamamon producing foam from its mouth. The foam is known to induce paralysis.
 Anime Appearances
Otamamon first appeared as a minor role in Episode 25, "Princess Karaoke". When the Digi-Destined split up to search for Tai, Mimi found herself at a Palace run by Otamamons and Gekomons. Unable to wake their master, ShogunGekomon, DemiDevimon told them that Mimi would be able to wake him up through her singing. However, wanting to be Pampered, Mimi always stopped signing before waking their master to enjoy more time as a princess. She used the Otamamon and the Gekomon as servants, and ordered them to lock Tai and Joe up for trying to trick her to singing and ending her time as a Princess. However, she had a nightmare, and Sora came and convinced her to help her friends. She sang the entire song, and woke up an angry ShogunGeckomon, from which a battle enraged between it, Ikkakumon Togemon, and MetalGreymon. After the battle, Tai, Joe, and Mimi left the palace in search of the other Digi-Destined, keeping the Gekomon and Otamamon as distant friends.
 Game Appearances
Otamamon is a boss you can fight in this game. He is sometimes found at the entrance of Geko Swamp, you can choose whether you battle him or not. The only way to gain access to Volume Villa is to beat him.
Otamamon is a playable card on this game. It is a rookie-level blue card. Its circle, triangle and X attacks are set to Stun Bubble, Kid Claw and Wrapping Bubble. Its support effect is set to "Circle-to-0".
Otamamon is a random enemy encounter and possible partner Digimon. Its specialty is water and its special attack is set to Stun Bubble.
Otamamon is a playable monster card in the Card Battle side quest.
Otamamon is an enemy encounter at the Venom Swamp. They tend to attack their enemies in large group to make for their mediocre capabilities. They appear alongside Gekomon, which assist with their sonic attacks.