Japan has roughly the same number of daily X users as the United States. With one third of the population.
75 million accounts. 60% of the country. X is bigger than Facebook in Japan, which is the opposite of every other market on Earth. When an earthquake hits, when a train line shuts down, when a typhoon warning drops, the first place 75 million people check is X.
76.5% of Japanese X accounts are pseudonymous. In a culture where expressing the wrong opinion publicly can get you socially ostracized overnight, X became the only platform where people say what they actually think. LINE has more users but LINE is private messaging. YouTube is bigger but YouTube is passive consumption. X is where Japanese public opinion actually forms.
Elon said it in a leaked internal meeting in 2022: "It may seem as though our user base is US-centric, but if anything it's Japan-centric."
Now Grok auto-translates Japanese posts and recommends them directly into American For You feeds. No opt-in. No toggle. A Japanese user posts in Japanese, it shows up in English on your timeline. Two of the largest information ecosystems on the same platform, separated by a language barrier for 15 years, just got merged by an algorithm update.
75 million anonymous users who built an entire parallel internet on X just got a global audience they never asked for.