›Summary
Anderson Mori & Tomotsune is mapped by Sartori across 11 offices in 9 countries (Global footprint), headquartered in Tokyo. Headcount band: 500–1,000 attorneys. Strongest mapped practices: Corporate & M&A, Finance & Banking, Intellectual Property. It appears in 5 Ranking Atlas pages. Profile compiled from public facts, last verified 23 Jul 2026.
01 — Public record
Facts on file
Compiled from public sources. Figures are shown as bands where exact counts are not published; nothing here is provided by the firm.
Website
Largest mapped office
Tokyo, JP
Professionals
500–1,000 attorneys banded
Countries covered
9 via 11 offices
Office footprint — mapped metros
11 offices · 9 countriesPrincipal practices
Bold chips mark the firm’s deepest mapped practices (major or strong).
Seniority mix — banded, fee earners
≈225 partners · 60 counsel · 300+ associates
Mapped from public bios and firm pages; exact counts are not published, so figures are shown as approximate bands.
Sartori Firm Index — footprint (a different lens from the Atlas tiers)
Global · coverage 3 of 341
Composite SFI
SFI sub-index · banded
66.7
Scale
SFI sub-index · banded
28.9
Reach
SFI sub-index · banded
1.5
Hiring
SFI sub-index · banded
The Sartori Firm Index measures footprint and momentum (scale · reach · hiring), not practice quality. It never assigns an Atlas tier, and the Atlas never reuses this number — the two lenses are deliberately separate.
02 — Where this firm is ranked
Ranking Atlas & Firm Index
No composite firm score is published. Atlas tiers are assigned per market or practice from public footprint and evidence; the Firm Index leaderboards are a separate footprint lens.
5 listings · Atlas tiers apply only within their own market or practice
| Listing | Type | Tier | |
|---|---|---|---|
| Best law firms in Shanghai | Atlas ranking | Notable in this field | → |
| Best law firms in China | Atlas ranking | Notable in this field | → |
| Best law firms in Singapore | Atlas ranking | Notable in this field | → |
| Best law firms in Tokyo | Atlas ranking | Market leaders | → |
| Best law firms in Beijing | Atlas ranking | Notable in this field | → |
03 — Sources & verification Last verified 23 Jul 2026 · next review by 23 Aug 2026 · change log
Public sources
- 1 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 2 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 3 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 4 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 5 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 6 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 7 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 8 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 9 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 10 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 11 Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 12 Tokyo | Locations | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 13 Services | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 14 ALB Japan Law Awards 2026 | NEWS | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 15 Banking & Finance / Corporate Newsletter - Proposed Beneficial Shareholder Identification System in the Companies Act Reform Package | Insight | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 16 Hukumonline Practice Leader and Top 100 Indonesian Law Firms Awards 2026 | NEWS | Anderson Mori & Tomotsunefirm_website · 2026-07-21
- 17 Special Lectures on Strategies for Addressing Legal and Regulatory Issues and Risk Management – Legal and Practical Issues in Economic Activities in Japan: A Focus on Chinese Companies’ Investment in Japan | Insight | Anderson Mori & Tomotsunefirm_website · 2026-07-21
Know the limits of this data
- —Figures are bands, not audited counts; public sources lag reality by weeks or months.
- —Atlas tiers are Sartori’s independent editorial opinion — not the firm’s claim, and not a client-satisfaction measure.
- —No firm-level numeric score exists; Atlas tiers apply only within their own market or practice.
- —No third-party legal-directory band is used as an input.
Corrections from the firm or its representatives are reviewed within five working days.
Change log
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Discuss a mandate →Anderson Mori & Tomotsune is profiled here independently by Sartori. This page is not affiliated with, endorsed by, or produced in cooperation with the firm; firm names are used for identification only and no logo or brand assets are reproduced. Rankings reflect Sartori’s editorial methodology and public mapping — they are not legal advice, nor a recommendation to instruct counsel.