The Prince and Princess had two daughters: The family lived in a compound within the Akasaka Estate complex, in Moto-Akasaka, Minato, Tokyo.

He was also noted for his support of organizations which promoted the welfare of people with physical or mental disabilities through sporting activities, such as skiing, bowling, dancing and rugby.

In April 1998, the Prince and Princess visited Turkey to attend the opening ceremony of the Turkey-Japan Foundation Cultural Centre.

In June 1998, Prince Tomohito visited Australia for fundraising activities for a medical science foundation to commemorate the Australian Nobel Prize winner Dr. Howard Walter Florey.

In April 2003, Prince Tomohito visited Norway accompanied by his daughter, Princess Akiko to attend the World Cross Country Ski Championships for the Visually Disabled.

In 2007, the Prince made a public announcement that he was suffering from alcoholism, and was undergoing treatments at the Imperial Household Agency hospital.

[4] Although attempts were made to save his voice, he subsequently suffered from pneumonia caused by his inability to properly swallow food, and was thereafter only able to speak with the aid of a mechanical larynx.

On 6 June 2012, the Prince died from multiple organ failure at the Sasaki Institute Kyoundo Hospital in Tokyo, aged 66.