Attorneys and Staff

mitsuyama + rebman lllc


Alethea Kyoko Rebman, a Hawaii resident since 1986, received her J.D. from Cornell Law School, Specialization in International Legal Affairs, Concentration in Business Law and Regulation, attending the Cornell-Sorbonne International Law Institute at the University Paris I Panthéon-Sorbonne and serving as Managing Editor of the Legal Information Institute (LII). She was a deputy prosecuting attorney and a trusts and estates attorney before starting a family law and general litigation practice.

Alethea serves as an arbitrator with the Court Appointed Arbitrator Program (CAAP) and a Volunteer Settlement Master (VSM) with the Family Court. She is a member of the Family Law Section, the Tax Section, the Real Property Law Section, and the Probate Section of the HSBA, the Hawaii County Bar Association, and of the International Academy of Collaborative Professionals and the Maui Collaborative Law Group, and serves on the Family Court forms committee. She is a speaker at continuing legal education seminars for attorneys and paralegals on topics ranging from taxation and trusts in divorce to paralegal procedures, and with partner Dyan Mitsuyama, a co-author of the real estate section of the Hawaii Divorce Manual.

She is the board president of Kapiolani Park Preservation Society and volunteers at Volunteer Legal Service of Hawaii clinics. She has been a member of the Advisory Committee of Healthy Democracy Education Project and involved with various community efforts and condominium and private organization board matters, and is the current president of the nonpartisan group Citizen Voice, which is launching its Civic Square Project. 

Alethea received a Super Lawyers Rising Star Award 2014 and is on America's Top 100 Attorneys. 

In the news: Star Advertiser profile

alethea [at] mitsuyamaandrebman [dot] com

Honolulu native Dyan Keiko Mitsuyama concentrates her practice in family law matters including divorce, paternity, restraining orders, guardianships, adoptions and child support. She also does some general litigation.

Dyan has worked for the State of Hawaii Legislature, in the Child Support Enforcement Agency at the Department of Attorney General, and as an attorney for the Domestic Violence Clearinghouse and Legal Hotline, now known as the Domestic Violence Action Center.

Dyan received her B.A. from the University of Hawaii and her J.D.from Gonzaga University School of Law. She is an active member, board member, and two-time chair of the Family Law Section  of the Hawaii State Bar and a member of the Family Law Section of the American Bar Association, the Association of Family and Conciliation Courts, Hawaii Women Lawyers, Phi Delta Phi, and the Maui Collaborative Law Group.

Dyan is committed to the improvement and awareness of family law issues in the legal community and in the community at large. She is the co-author of an article titled "Hawaii Family Court Judges Have Heart," published in the Hawaii Bar Journal, and she has educated family law professionals throughout Hawaii through seminars and presentations devoted to issues such as father involvement, infant timesharing, and child alienation. She is a co-author of the real estate section of the Hawaii Divorce Manual.

She also serves as a CAAP arbitrator and a VSM, and is the 2016 Chairperson of the Hawaii State Bar Family Law Section. She was appointed a per diem District Court judge in 2015.

Dyan is  a dedicated volunteer with the  Volunteer Legal Services Hawaii and the Access to Justice program, as well as the Legal Aid Society of Hawaii and Kids First and various Family Court committees. She was the Chair of the 2015 Legal Aid Society fundraiser, A Taste of Justice, and continues to serve in various capacities. For her commitment to these organizations, Dyan earned the Volunteer Legal Services Hawai'i Kahiau Award in 2006. In addition to awards from various organizations, she received a Pro Bono Attorney award from the Hawaii State Bar Association in 2015 and again in 2016. 

In the news: Star Advertiser's investigative series article as the attorney for a domestic violence victim obtaining an Order for Protection against an HPD officer

Of Counsel

Jefferson Willard joined Mitsuyama & Rebman in 2018. He focuses on litigation and trials.  Jeff was a Deputy Prosecuting Attorney on the Domestic Violence team at the Honolulu Prosecutor’s Office, where he was lead prosecutor in more than 10 jury trials, and nearly one hundred bench trials.

Prior to joining the Honolulu Prosecutor’s Office, Jeff spent 10 years in US Navy Intelligence as a cryptologist.  After Jeff left the Navy he attended UH Manoa undergrad and William S. Richardson School of Law at UH Manoa.

Jeff speaks English, Japanese, and Vietnamese.

In the news:


Maria Oldehaver, Senior Paralegal

maria [at] mitsuyamaandrebman [dot] com; paralegal[at]mitsuyamaandrebman[dot]com

Originally from New Zealand, Maria has been in Hawaii since 1987 and has worked in the legal field since then, with 30+ years of family law experience both in private practice and for the Domestic Violence Action Center, where she was Supervisor of Legal Support Services. She has been with M & R since 2014. She enjoys spending time with her son, playing games on Facebook, and reading.

Deanna Salvador, Senior Paralegal

deanna [at] mitsuyamaandrebman [dot] com; paralegal[at]mitsuyamaandrebman[dot]com

Deanna has extensive experience in civil and family law

Vanessa Kaululaau, Paralegal

vanessa [at] 

Vanessa has worked on in the legal field for eighteen years and joined M & R in 2019.  

Office Manager 

 Glenn Fukuhara
glenn[at] mitsuyamaandrebman [dot] com

Glenn originally worked in banking and then moved to being manager and accountant for a large law office before coming to M & R. He has many interests but first among them is his grandson.