IBJ, Inc. provides marriage hunting services in Japan. It operates Bridal Net, a marriage hunting website; and marriage consulting agencies under the Sunmarie and ZWEI names. The company also provides PARTY PARTY, a service that hosts marriage-hunting parties; Rush, a service that hosts matchmaking get-togethers and community gatherings; and youbride, a marriage hunting app service. In addition, it is involved in the hobby and community; directly-managed marriage-hunting lounge; marriage consulting federation; real estate and housing loan; insurance; and franchise businesses. The company operates 66 lounges. IBJ, Inc. was incorporated in 2006 and is headquartered in Tokyo, Japan.