The behavior of a foreign influencer in Japan has ignited a wave of criticism and public outcry after videos of his disruptive stunts on crowded public transportation circulated widely online.
The individual, known as “Sigma Boy” on social media platforms like Instagram where he boasts nearly one million followers, has been documented engaging in nuisance activities such as playing loud music from a large portable speaker and performing acrobatic maneuvers, including backflips, on packed trains and station platforms.
Since reportedly arriving in Japan a few days ago, “Sigma Boy” has been posting videos of his antics, not only on the busy JR Yamanote Line, the main loop line serving central Tokyo, but also on the Tokyo Metro and other public transit systems.
These videos typically depict him suddenly activating a large, carry-bag shaped speaker to blast loud music in crowded carriages, causing fellow passengers to turn and stare with expressions of bewilderment and annoyance.
In one recurring scenario, he is seen exiting a train onto a platform and then performing a backflip, often in close proximity to other commuters.
The dissemination of these videos across various social media platforms has been met with a barrage of condemnation from Japanese users and international viewers alike.
The online reaction has been overwhelmingly negat
