The Uma Musume Pretty Derby fandom is down bad right now as the so-called "Bakushin Armpit GIF" goes viral across social media.

This wild GIF shows fan-favorite character Sakura Bakushin O getting her armpit licked by Sakura Chiyono O, and it's been making waves in the community ever since it dropped on X / Twitter in early February 2026.

But who made the GIF, why is it going so viral, and what kind of memes is it inspiring? Here's what you need to know.

What Is The 'Bakushin Armpit GIF?'

The Bakushin Armpit GIF was first dropped on X on February 6th, 2026, by user @CoolchouZhao. The GIF shows Sakura Bakushin O, a character from the gacha horse girl game Uma Musume, getting her armpit licked by Sakura Chiyono O.

For those who don't know, Uma Musume is a popular anime and video game franchise where real-life Japanese racehorses are represented as anime girls.

The original post has been deleted for an unknown reason, but not before the GIF was saved. It began spreading across social media, particularly Reddit and X, over the following days as people found themselves infatuated with the imagery.

How Is The 'Bakushin Armpit GIF' Used In Memes?

The Bakushin Armpit GIF quickly started to spread in the Uma Musume fandom in early February 2026 after it appeared on X / Twitter.

Many people expressed their love of the GIF, exposing their unique love of armpits. Others began posting fan art based on the GIF, including recreations of the GIF in different styles and redraws that replace the characters.

Some of the most viral memes reference the Uma Musume community's love of Bakushin's armpits, which has purportedly been a known phenomenon in the community for a while now.

Now, memes are going viral that show Bakushin's reaction to the obsession over her armpits, and in some of them, she's not too happy about the whole thing.

What Are Some More 'Bakushin Armpit GIF' Memes?

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For the full history of the Bakushin Armpit GIF, be sure to check out Know Your Meme's encyclopedia entry for more information.