[1] His father was a foreign correspondent for NHK, and he lived in the U.S. from the ages of three to six.

[2] He first married while he was a student, fathering a son, Issei Ishida, who became an actor and musician.

[3] His second marriage, to Chiaki Matsubara [ja], lasted for 11 years before they divorced in 1999.

[2] In October 2009, Ishida announced his engagement to professional golfer Riko Higashio.

He claims that this started after he saw Italians not wearing socks while he was in Milan in 1985.