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Introducing the contents for business

works of Hiroko Ohtsuki


IDEA,INC.
#301,4-38-9, Seta, Setagaya-ku, Tokyo
158-0095, Japan
Telephone +81-3-5716-0083 Facsimile +81-3-5716-0059
Established in December, 1989
translated by Mayuko Mori