Fumiyo Doi
FinTech Practice
FinTech Practice
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Fumiyo Doi is a top attorney recognized by Best Lawyers in the practice area(s) of FinTech Practice. Fumiyo, who practices law in Tokyo, Japan, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fumiyo is held by other top lawyers in the same geographic and legal practice area.
Recognized in Best Lawyers since 2026
Richard Taylor
Ms. Doi assisted my startup with a cross-border payment system agreement between the US and Japan. Her background, including her LL.M from Berkeley and recognition in FinTech, was evident in the technical precision of the drafted contract. She clearly understands the regulatory nuances. However, coordinating across the time zone to Tokyo led to significant delays in responses, sometimes taking several days. While the final work product was solid, the process felt slower than anticipated, and I sometimes had to follow up more than once. For straightforward FinTech legal matters, she is knowledgeable, but be prepared to manage expectations around timelines and proactive updates.