| Date of Issue | Issue | Denomination |
| 15 January | The 400th anniversary of Kabuki, traditional
theatre C1885, C1886 | 80 yen x 2 |
| 31 January | The 50th Years of Television C1887, C1888 | 80 yen x 2 |
| 20 March | The world heritage the second series 11th issue
"Peace" Stamp Design Competition C1806a-j | 80 yen x 10 |
| 1 April |
Inauguration of Japan Post (Self-Adhesive) C1889a-j |
80 yen x 10 |
| 18 April |
Philatelic Week 2003 C1890 |
80 yen |
| 23 May |
The 400th Anniversary fo the Edo Shogunate Series I C1891a-e |
80 yen x 5 |
| 12 June |
The 400th Anniversary fo the Edo Shogunate Series II C1892a-f |
80 yen x 6 |
| 16 June |
ASEAN-Japan Exchange Year 2003 C1894a-j |
80 yen x 10 |
| 1 July |
The 400th Anniversary fo the Edo Shogunate Series III C1893a-f |
80 yen x 6 |
| 23 July |
Letter Writing Day |
|
| 6 October |
International Letter-Writing Week 2003 C1901, C1902, C1903 |
90 yen x 1
110 yen x 1
130 yen x 1 |
| 15 October |
Kitora Tumulus, Special Historic Site, with Contribution C1904, C1905 |
(80 yen+10) x 2 |
| 4 November |
Men of Culture 2003 C1906, C1907 |
80 yen x 2 |
| 7 November |
The 50th Anniversary of the Reversion of Amami Islands to Japan C1908 |
80 yen |
| 14 November |
New Year's Stamps for 2004 N99, N100 |
50 yen x 1
80 yen x 1 |
| 16 December |
Science and Technology and Animation Series I C1909a-e, C1910a-g |
(80 yen x 10) x 2 |