These are the Oricon number one albums of 1993, per the Oricon Albums Chart. [1]
| † | Indicates best-selling album of 1993 |
| Issue Date | Album | Artist(s) |
|---|---|---|
| January 11 | Flow into Space | Miki Imai |
| January 18 | Memories of Blue | Kyosuke Himuro |
| January 25 | ||
| February 1 | Bee-Beep | Princess Princess |
| February 8 | The Bodyguard | Whitney Houston |
| February 15 | Memories of Blue | Kyosuke Himuro |
| February 22 | Stick Out | The Blue Hearts |
| March 1 | The Bodyguard | Whitney Houston |
| March 8 | Encounter | Sing Like Talking |
| March 15 | Steps | Keizo Nakanishi |
| March 22 | Bokutachi No Shippai | Doji Morita |
| March 29 | Anti-Heroine | Mari Hamada |
| April 5 | ||
| April 12 | Heart | Eikichi Yazawa |
| April 19 | Single Is Best | Eri Hiramatsu |
| April 26 | Toki no Tobira | Wands |
| May 3 | ||
| May 10 | ||
| May 17 | ||
| May 24 | Yakusoku no Hi: Vol.1 | Yutaka Ozaki |
| May 31 | Springman | Unicorn |
| June 7 | Heart of Stone | T-Bolan |
| June 14 | ||
| June 21 | ||
| June 28 | Roman no Natsu | Tube |
| July 5 | ||
| July 12 | ||
| July 19 | Yureru Omoi † | Zard |
| July 26 | ||
| August 2 | Big Wave | Misato Watanabe |
| August 9 | Yureru Omoi† | Zard |
| August 16 | ||
| August 23 | ||
| August 30 | Classix 1 | TMN |
| September 6 | Art of Life | X Japan |
| September 13 | 1/2&1/2 | Anri |
| September 20 | Sono Eien no Ichibyō ni | Shōgo Hamada |
| September 27 | Under the Sun | Yōsui Inoue |
| October 4 | The Baddest II | Toshinobu Kubota |
| October 11 | ||
| October 18 | Red Hill | Chage and Aska |
| October 25 | ||
| November 1 | Calling | Masaharu Fukuyama |
| November 8 | Self Portrait | Noriyuki Makihara |
| November 15 | Captain of the Ship | Tsuyoshi Nagabuchi |
| November 22 | Ivory II | Miki Imai |
| November 29 | Extra Flight II | Lindberg |
| December 6 | U-miz | Yumi Matsutoya |
| December 13 | Magic | Dreams Come True |
| December 20 | ||
| December 27 |