New York attorney record · Judicial Dept 3
Mayu Yamaguchi
Harvard Law School alumna, admitted to the New York bar in 2017. Status, address, and registration history come straight from the NY Office of Court Administration registry.
- 2017
- Admitted
- 9
- Years in bar
- 5519400
- NY reg #
The record in one line
Admitted in 2017, Mayu Yamaguchi has built 9 years of active New York practice - more tenure than 12% of the state's currently-active attorneys.
- 9 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 88%
- by tenure among active NY attorneys
- Law school
- Harvard Law School
What this profile tells you
Bar status & tenure
Mayu Yamaguchi is registered as bar number 5519400 with the New York bar authority, carrying a current status of "Currently registered", authorized to practice and in good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
The attorney's registration lists a business address in Tokyo 107-0052. Educational background: Harvard Law School (16,595 registered alumni).
State context & due diligence
Mayu Yamaguchi sits within the New York bar's active cohort, see the full statewide status breakdown below for how that cohort compares to the rest of the register.
Experience vs. the active New York bar
9 years into an active New York practice since a 2017 admission, Mayu Yamaguchi sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
9 years on the New York bar
Years since admission, all currently-active NY attorneys
9 Top 88% higher than 12% of 284,296 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · May 2026
How Mayu compares to fellow Harvard Law School alumni
Among the 8,587 Harvard Law School graduates in the New York register, Mayu Yamaguchi is longer-tenured than 15% - a school-cohort view of experience, alongside the statewide one above.
9 years vs. Harvard Law School alumni
Years since admission - 8,587 NY-registered alumni of this school
9 Top 85% higher than 15% of 8,587 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · May 2026
Harvard Law School's active-bar rate
Of Harvard Law School's 16,595 alumni in the New York register, 73.6% currently hold "Currently registered" status, above the statewide average.
Harvard Law School alumni, active-bar rate
The 2017 admission class today
Of the 8,202 attorneys admitted to the New York bar in 2017, 91.3% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5519400
- Year Admitted
- 2017 (9 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Jul 2027
Location & Contact
- City
- Tokyo 107-0052
- Phone
- +81-3-6807-4245
Education
Status Distribution Across the New York Bar
Bar status reference for the 429,620 attorneys registered in this jurisdiction. Mayu Yamaguchi's current status is "Currently registered".
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Verify This Attorney
Verify on NY Courts Attorney SearchBefore you rely on this record
Mayu Yamaguchi's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Mayu Yamaguchi licensed?
Mayu Yamaguchi is licensed to practice law in New York.
When was Mayu Yamaguchi admitted to the bar?
Mayu Yamaguchi has been on the New York bar register since 2017.
Where did Mayu Yamaguchi go to law school?
Mayu Yamaguchi attended Harvard Law School.
Is Mayu Yamaguchi in good standing?
Yes, Mayu Yamaguchi holds active bar status ("Currently registered").
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.