Public Relations
| June 1992 | A poster awarded Director-General of the Environmental Agency was exhibited at the international trade fair, Global Environmental Summit in Brazil <br /> |
| Jan. 1995 | A booklet of the winning essays in the first four contests was published |
| Sep. 1996 | 1st issue of newspaper, “The Children of the Earth’s Club Tsushin”, was published |
| April 1997 | 2nd issue of “The Children of the Earth’s Club Tsushin” was published |
| Sep. 1997 | 3rd issue of “The Children of the Earth’s Club Tsushin” was published |
| Sep. 1998 | 4th issue of “The Children of the Earth’s Club Tsushin” was published |
| Dec. 1999 | 5th issue of “The Children of the Earth’s Club Tsushin” was published Eco-train sponsored by the Club ran Keihin Tohoku Line |
| Nov. 2000 | Home Page:http://www.c-earth.org was established 6th issue of “The Children of the Earth’s Club Tsushin” was published |
| Sept. 2001 | 7th issue of “The Children of the Earth’s Club Tsushin” was published |
| Sept. 2002 | 8th issue of “The Children of the Earth’s Club Tsushin” was published |
| May 2003 | Photos of the Prince and Princess Takamado and winners’ posters were exhibited at the New Environment Exhibition 2003 |
| July 2005 | The Children of the Earth’s Club Charity Concert; venue: Nagaoka Civic Theater, performers: Saori Yuki, Midori Mori, Yoko Emori, Keiko Utsumi, Terumi Azuma |
| June 2006 | Photos by Prince and Princess Takamado and winners’ posters were exhibited at Eco-Life Fair 2006 |
| July 2006 | The Children of the Earth’s Club Charity Concert; venue: Kawaguchiko Stella Stage, performers: Saori Yuki, Midori Mori, Yoko Emori, Keiko Utsumi, Terumi Azuma |
| Aug. 2006 | 9th issue of “The Children of the Earth’s Club Tsushin” was published |
| Nov. 2006 | 10th issue of “The Children of the Earth’s Club Tsushin” was published |
| Feb. 2007 | 11th issue of “The Children of the Earth’s Club Tsushin” was published |
| Nov. 2007 | 12th issue of “The Children of the Earth’s Club Tsushin” was published |