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PostKeiko Takahashi and the God Light Association (GLA) (Charles Ridley, USA, 02/08/14 5:19 am)
Keiko Takahashi, who composed the poems for the Ripples of Purity calendar, is the leader of a Japanese religious organization, the GLA (God Light Association). It was originated in 1975 by her late father, Shinji Takahashi, and is classified as one of Japan's "new religions." It draws on Buddhist concepts but differs from Buddhism in that it professes a belief in God--which Buddhism does not. There is an English language website from which more information about it can be found. There are about 10,000 members.
JE comments: The Wikipedia entry for Shinji Takahashi is extremely long, and should answer any questions one might have about the GLA. As with any new religion it seems, the movement has critics who consider it a cult: