New York attorney record · Judicial Dept 3
Mariko Hirose
University Of Pennsylvania; Institute Of Japan alumna, admitted to the New York bar in 2004. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2004
- Admitted
- 22
- Years in bar
- 4242731
- NY reg #
The record in one line
Mariko Hirose appears in the New York attorney register with a current status of "Due to reregister within 30 days of birthday", on record since 2004 - an administrative designation rather than discipline, but confirm current standing with the state bar.
- 22 yrs
- since first admission to the bar
- Pending-renewal
- current bar status: "Due to reregister within 30 days of birthday"
- Law school
- University Of Pennsylvania; Institute Of Japan
Data updated September 2026
What this profile tells you
Bar status & tenure
Mariko Hirose is registered as bar number 4242731 with the New York bar authority, carrying a current status of "Due to reregister within 30 days of birthday", a routine periodic-renewal reminder, not discipline. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Sunflower Law Office, located in Tokyo 107-0052. 1 other attorney shares this firm affiliation in the registry. Educational background: UNIVERSITY OF PENNSYLVANIA; INSTITUTE OF JAPAN.
State context & due diligence
A "Due to reregister within 30 days of birthday" status falls outside the New York bar's active cohort for now. The breakdown below shows what share of the register that represents.
The 2004 admission class today
Of the 8,407 attorneys admitted to the New York bar in 2004, 65.2% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Due to reregister within 30 days of birthday
- Registration Number
- 4242731
- Year Admitted
- 2004 (22 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Sep 2026
Location & Contact
- Company
- Sunflower Law Office
- City
- Tokyo 107-0052
- Phone
- +81 3 6438 1842
Education
UNIVERSITY OF PENNSYLVANIA; INSTITUTE OF JAPAN
Status Distribution Across the New York Bar
Mariko Hirose's current status, "Due to reregister within 30 days of birthday", places this record outside the 67.2% of the 432,625-attorney New York register currently marked active.
Full statewide breakdown & source note
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.
Same firm affiliation: Sunflower Law Office
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
View all attorneys at this firm →Same admission year (2004), other cities
NY-registered attorneys admitted in 2004 whose listed office city differs from Tokyo 107-0052, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Out-of-state NY bar peers for Mariko Hirose with the closest admission year to 2004. Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchBefore you rely on this record
Mariko Hirose is currently listed as "Due to reregister within 30 days of birthday", treat that as a registration fact to confirm, not a verdict on quality.
Frequently Asked Questions
Where is Mariko Hirose licensed?
Mariko Hirose is licensed to practice law in New York.
When was Mariko Hirose admitted to the bar?
Mariko Hirose was admitted to the bar in 2004.
Where did Mariko Hirose go to law school?
Mariko Hirose attended UNIVERSITY OF PENNSYLVANIA; INSTITUTE OF JAPAN.
What company does Mariko Hirose work for?
Mariko Hirose is associated with Sunflower Law Office in Tokyo 107-0052.
Is Mariko Hirose in good standing?
Not currently, Mariko Hirose's listed status is "Due to reregister within 30 days of birthday", not active standing. Confirm current status with the state bar.
Cite this page & disclosure
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.