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Duane R. Miyashiro, Business Attorney in Honolulu, Hawaii

focused on Business, Class Action, and Estate Litigation

Honolulu, HI

Trusted business attorney serving Honolulu.

4
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Quick answer

Duane R. Miyashiro is an attorney based in Honolulu, HAWAII. The practice focuses on Business, Class Action, and Estate Litigation.

Based in
Honolulu, HAWAII
Experience
attorney
Known for
Business · Class Action · Estate Litigation
  • Handles Business, Class Action, and Estate Litigation matters from Honolulu, HAWAII.
  • Recognized with Lawyer of the Year — Mass Tort Litigation / Class Actions - Defendants (Honolulu) (2026).

About Duane R. Miyashiro: Duane R. Miyashiro is an attorney based in Honolulu, HAWAII. The practice focuses on Business, Class Action, and Estate Litigation.

Areas of practice

Practice areas handled by Duane R. Miyashiro

Duane concentrates on business, class action, estate litigation, litigation, and personal injury. Each area below outlines the kind of case Duane handles, typical outcomes to expect, and how the intake process starts.

Business cases in Honolulu, Hawaii

Duane takes business matters in Honolulu, Hawaii. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Duane agrees to represent you.

Class Action cases in Honolulu, Hawaii

Duane takes class action matters in Honolulu, Hawaii. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Duane agrees to represent you.

Estate Litigation cases in Honolulu, Hawaii

Duane takes estate litigation matters in Honolulu, Hawaii. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Duane agrees to represent you.

Litigation cases in Honolulu, Hawaii

Duane takes litigation matters in Honolulu, Hawaii. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Duane agrees to represent you.

Personal Injury cases in Honolulu, Hawaii

Duane takes personal injury matters in Honolulu, Hawaii. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Duane agrees to represent you.

Biography

About Duane R. Miyashiro — Attorney of Hawaii business experience

Duane R. Miyashiro is an attorney based in Honolulu, HAWAII. The practice focuses on Business, Class Action, and Estate Litigation.

Mr. Miyashiro focuses his practice on civil, commercial, and real estate litigation, representing and advising business owners, CEOs, Officers and Directors, and Trustees. He has almost 30 years’ experience and an accumulated wealth of expertise litigating matters involving admiralty/maritime, commercial and business disputes, real property disputes, insurance, trust disputes, products liability, class action defense, and personal injury defense. By appointment of the Hawaii Circuit Court, Mr. Miyashiro has served as an arbitrator in numerous civil cases.

Prior to practicing law, Mr. Miyashiro enforced it while serving as a patrol officer in the Honolulu Police Department.

How Duane handles business matters

Mr. Miyashiro focuses his practice on civil, commercial, and real estate litigation, representing and advising business owners, CEOs, Officers and Directors, and Trustees. He has almost 30 years’ experience and an accumulated wealth of expertise litigating matters involving admiralty/maritime, commercial and business disputes, real property disputes, insurance, trust disputes, products liability,…

The kind of cases Duane takes

Duane reviews new inquiries case-by-case for business, class action, and estate litigation matters in Honolulu and the surrounding Hawaii area.

Credentials

Duane R. Miyashiro's legal education and bar admissions

  • University of Hawaii at Manoa

    BA · 1989

  • University of San Francisco

    J.D. · 1995

Jurisdictions

Duane's state bar admissions

  • Hawaii, Hawaii State

    ACTIVE

  • United States, U.S.

    ACTIVE

  • United States, U.S.

    ACTIVE

  • United States, U.S.

    ACTIVE

Duane studied at BA in University of Hawaii at Manoa and J.D. in University of San Francisco.

Law school and academic background

Duane completed BA in University of Hawaii at Manoa and J.D. in University of San Francisco. Formal legal training is one signal of substantive knowledge — the day-to-day practice Duane runs in Hawaii is where that training gets applied to real client questions.

Recognition

Awards, publications, and recognition of Duane R. Miyashiro

Duane has received 9 formal recognitions from bar associations, industry bodies, and peer-review services.

  • Lawyer of the Year — Mass Tort Litigation / Class Actions - Defendants (Honolulu)

    2026

  • Best Lawyers in America — Commercial Litigation

    2026

  • Best Lawyers in America — Litigation - Real Estate

    2026

  • Best Lawyers in America — Litigation - Trusts and Estates

    2026

  • Best Lawyers in America — Mass Tort Litigation / Class Actions - Defendants

    2026

  • Best Lawyers in America — Personal Injury Litigation - Defendants

    2026

  • Best Lawyers in America — Additional Areas of Practice:

    2026

  • Best Lawyers in America — Admiralty and Maritime Law

    2026

  • Best Lawyers in America — Mediation

    2026

Legal awards and honors

Lawyer of the Year — Mass Tort Litigation / Class Actions - Defendants (Honolulu) (2026). Best Lawyers in America — Commercial Litigation (2026). Best Lawyers in America — Litigation - Real Estate (2026). Best Lawyers in America — Litigation - Trusts and Estates (2026). Best Lawyers in America — Mass Tort Litigation / Class Actions - Defendants (2026). Best Lawyers in America — Personal Injury Litigation - Defendants (2026).

Locations

Duane R. Miyashiro's office in Honolulu

Duane's primary office is at 999 Bishop Street, Honolulu, Hawaii, 96813-4443. In-person meetings are by appointment; a phone intake usually comes first.

Main office

999 Bishop Street

Honolulu, Hawaii 96813-4443

Open in Google Maps

Client feedback

Client reviews of Duane R. Miyashiro

Duane has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.

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Hiring guide

How to hire Duane R. Miyashiro — what to expect in your first consultation

Working with a new business attorney should feel structured. Here's how the first two conversations with Duane usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Duane charges for the initial consult. That fee is credited toward representation if you retain Duane's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Duane will tell you what matters and what doesn't.

Questions to ask a business attorney in Honolulu, Hawaii

A short list to run through before you commit: How many business matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Duane

Duane discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every business matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Duane confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Duane's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Duane R. Miyashiro

  • How much does it cost to hire Duane for a business case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Duane walks through the likely range during the consult so there are no surprises.

  • Does Duane offer a free consultation?

    Duane charges for the initial consult; that fee is credited toward representation if you retain Duane's office. Some business attorneys offer free consults — check Duane's current terms during booking.

  • How long do business cases in Hawaii typically take?

    Simple business matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Duane gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Duane take my case if I'm outside Honolulu?

    Duane is licensed in Hawaii. Matters governed by Hawaii law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Duane will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Duane?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Duane will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Duane accepting new business clients right now?

    Duane's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Business attorneys serving Honolulu, Wailuku and Hilo in Hawaii

Duane handles business matters throughout Hawaii. Each city below is a direct link into the search page for verified business attorneys in that community.

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