Since returning with BTS in March this year, fans have continuously discovered that RM has added several new tattoos in addition to the group's friendship tattoo, including a natural sign (♮) and a treble clef. Among them, the natural sign is commonly understood as a symbol of returning to one's true self, regaining balance, or opening a new chapter after life's changes. Meanwhile, the treble clef has long been αѕѕociated with music, rhythm, and harmony, clearly reflecting the artistic identity of BTS's leader.

That was not all. In BTS's 13th anniversary vlog released in June, fans also keenly spotted another tattoo on RM's heel. This detail sparked speculation that he may have many small tattoos scattered across his body that have yet to be discovered.

And it seems that this theory has been further reinforced by a moment that has been spreading at an incredible speed from BTS's recent concert in Belgium!

In the video being shared, RM can be seen wearing a tank top with an overshirt while enthusiastically dancing to the music on stage. However, because he was so immersed in the energetic atmosphere, his outer shirt gradually slipped down as he moved, unintentionally revealing his bare shoulder underneath. At that moment, the deeply cut tank top exposed what appeared to be an ink mark on the back of his shoulder blade. Those few brief seconds were enough for the fan community to begin buzzing with speculation that it was very likely one of his tattoos.

The video quickly spread across multiple social media platforms, triggering countless comments expressing surprise and excitement. Many people admitted that they had watched the clip over and over again just to get a clearer look at the detail on RM's back, while many others remarked that they were completely unprepared for this υиєχρє¢тє∂ "ѕнσ¢к."

As the video continued to go viral, fans also began coming up with various theories about the shape and meaning of the tattoo. Among them, one interpretation received widespread agreement, suggesting that the tattoo resembles a trident.

One fan analyzed, "Looks like Joon got tattoo of what looks like a trident. A three-pronged spear, primarily recognized as a traditional spearfishing tool or an iconic weapon in mythology. A trident tattoo typically symbolizes power, authority, and resilience, drawing heavily from mythology and nautical traditions. Its three prongs often represent trinities such as mind, body, and spirit, or the past, present, and future." This theory left fans even more amazed, with many expressing admiration for the tattoo concepts RM has chosen for his body.

The discussion surrounding RM's newly spotted tattoo is buzzing across online communities, with comments such as:

- Namjoon has a back tattoo omg! I saw, i am flabbergasted, i am petitioning for namjoon to show that shoulder fully bare to the whole army. Sincerely. The one who is currently out of breath from seeing this

- If that's really a trident, then every single one of Joon's tattoos has so much thought and meaning behind it. I love how intentional he is with everything

- I knew it after the 7 tattoo majority of them will get more tattoos

- Hyung line being the most tattooed never thought i would see this. So happy they are doing things they want

- Namjoon, you're sending me straight to the hospital without pαѕѕing. He's fr so cool

- Namjoon is about to have more tattoos than Jimin if he keeps going at this rate

- The symbolism behind RM's tattoos is honestly incredible. And BTS too, they never seem to just get ink—there's always a deeper story

- If the trident theory is true, the meaning fits him so well, and it's such a beautiful choice

Besides discussing the new tattoo, many fans also could not help but wonder whether RM has other tattoos in places that have never been revealed. Following a series of discoveries over the past few months—from the natural sign, the treble clef, and the tattoo on his heel to the newly spotted detail believed to be on his back—many people believe that BTS's leader may still have several more tattoos carrying personal meanings or connected to music that he has never officially revealed. Fans hope that in the future they will get to see the complete picture of all of his tattoos.