Anthropic Marks First Year in Japan as Staff Rises to Over 50
At an October 14, 2026 briefing, Anthropic reported growth in its Japan business and named enterprise deployment among five priorities for year two.
Anthropic held a press briefing on October 14, 2026 to mark the first anniversary of its Japan business, where it reported that its local headcount has grown from 3 employees to more than 50 and that the number of companies adopting its products in Japan has increased tenfold, according to watch.impress.co.jp.
The company said Claude usage in Japan stands at 1.9 times the average of other countries. Anthropic also said it will provide its Mythos offering to Japanese companies including Hitachi, and that it is working with Japanese partners to promote MHS (Model Hardware Standard) for physical AI.
Data centers and year-two priorities
Asked about infrastructure in Japan, co-founder Jack Clark said Anthropic is eager to consider building data centers in the country. The company declined to comment at the briefing on newspaper reports that it would build a data center in Osaka.
Anthropic Japan's president outlined five priority initiatives for the second year, including full-scale enterprise and public-sector deployment. Over the past year, the company has built a partner ecosystem with NEC, Hitachi and Fujitsu, and worked with the University of Tokyo and J-AISI on AI safety and rule-making.
Quick answers
How many employees does Anthropic Japan have?
The company said its Japan headcount grew from 3 a year earlier to more than 50 as of the October 14, 2026 briefing.
Does Anthropic plan to build a data center in Japan?
Jack Clark said the company is eager to consider building data centers in Japan, but Anthropic did not comment at the briefing on newspaper reports about a data center in Osaka.
What is Anthropic's Mythos offering?
Anthropic said it will provide Mythos to Japanese companies including Hitachi.