C1769: Magical Rainbow World |
| Issue | The 50th Anniversary of the Science Council of Japan |
| Date of Issue | 28 October 1999 (Heisei 11) |
| Denomination | 80 yen |
| Quantity | 18,000,000 copies |
| Design | Magical Rainbow World |
| Image Area | 28.05 x 36.5 millimeters |
| Printing | Photogravure in 5 colours |
| Sheet | 20 stamps (4 x 5) |
| Designer | Anno Mitsumasa (Illustrator) |
| Layout | Tamaki Akira |
First Day of Issue Postmark | Azabu Post Office |
| Catalog No. | C1769 |
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