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, and the Real Property Law 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 board president of Citizen Voice, a member of the Advisory Committee of Healthy Democracy Education Project, and involved with various community efforts and condominium and private organization board matters.

Alethea received a Super Lawyers Rising Star Award 2014. In the news: Star Advertiser profile

Alethea K. Rebman

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 of the Family Law and Child Law Sections 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

dyan [at] mitsuyamaandrebman [dot] com


Maria Oldehaver, Senior Paralegal

maria [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 29 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.

Marie Lum, Paralegal

marie [at] mitsuyamaandrebman [dot] com

Marie has over 20 years of paralegal experience, most of it in family law. Marie left Hawaii to live in Las Vegas and came back recently to spend time with her family, including her grandchild. 

Mariah Carey Campell, Legal Assistant


Mariah works with us part time and is getting her MBA. Originally from Georgia, she loves Hawaii and plans to stay. 

LiAn Polk, Office Assistant

LiAn [at] mitsuyamaandrebman [dot] com

LiAn is our go-to person for general help around the office. 

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.