The Prince was an honorary member of AV Edo-Rhenania zu Tokio, a Roman Catholic student fraternity that is affiliated with the Cartellverband.

Prince and Princess Takamado were the most widely traveled couple in the Japanese imperial family, visiting 35 countries together in 15 years to represent Japan on various functions.

The Prince's last visits included Egypt and Morocco in May 2000, Hawaii in July 2001 (to promote the Japanese tea ceremony), and to the Republic of Korea from May to June 2002.

[5] The sudden death of one of the youngest and most active members of the Japanese Imperial Family shocked the nation.

The Japanese artwork and artifacts collection of the Royal Ontario Museum in Toronto is named the Prince Takamado Gallery of Japan in honour of his close connection with Canada.