Professor Hopkins:                     http://www.gregoryhopkins.org/

Rev. Okada’s Blog:                    http://jesuslove.at.webry.info/

Jaspella:                                    http://www.jaspella.com/

Global Gospel Communicattion:http://freett.com/globalgospel/index.gcc.html

Ikebukuro Center Gospel Choir: http://sound.jp/icgc/

Negro Spirituals:                       http://www.negrospirituals.com/news-song/index.htm

Japan Day @ Central Park:        http://www.japandaynyc.org/festival.html (see the bottom of the page!)

Gospel Song Lyrics:                   http://www.geocities.com/gospelsonglyrics/

グレゴリー先生直伝の「ゴスペル呼吸法と発声法」　　　http://jesuslove.at.webry.info/200611/article_1.html