For centuries, the only place where Japan allowed trade with the outside world was a small artificial island off the coast of Nagasaki called Dejima. Today, 123DejiMa carries on that legacy, not as a guarded island, but as your digital gateway to Japan, opening the doors to new opportunities in one of the world’s most complex and rewarding markets.

We help businesses enter and thrive in Japan with strategic marketing designed for long-term success..

With expertise in Japanese business culture, consumer psychology, and digital strategy, we make market entry seamless and effective for startups, eCom and SaaS companies, and global brands.