is a manga

Manga

Manga is the Japanese word for "comics" and consists of comics and print cartoons . In the West, the term "manga" has been appropriated to refer specifically to comics created in Japan, or by Japanese authors, in the Japanese language and conforming to the style developed in Japan in the late 19th...

 drawn by Mineko Ohkami

Mineko Ohkami

is a Japanese manga artist known for being the author of many shōnen and shōnen-ai series, including Dragon Knights and Lumen Lunae. She also works as a cover artist...

 and serialized in the monthly Japanese magazine Wings

Wings (manga magazine)

is a shōjo manga magazine published by Shinshokan. The magazine is aimed at a female audience in the 16 to 20 year-old age range and tend to be action- or fantasy-oriented stories. Wings previously had a number of special editions such as Shinshokan South, or simply South, Phantom Club,...

. It's composed of a series of oneshots and side stories of Dragon Knights

Dragon Knights

is a manga series drawn by Mineko Ohkami and shown in the monthly Japanese magazine Wings. The manga is translated in the United States by Tokyopop...

.

One Day, Another Day

Set before the end of the series, it's basically a side story of a day in the Dragon Castle, kind of in Zoma's perspective.

Juuji ni Hikaru Hoshi

Takes place before the events of the actual series. This is a back story that shows how Lykouleon and Raselane met, introducing Lykouleon's uncle, Fieruto.

Mamono no Mori no Kioku

Another backstory that delves a little bit more into the relationship between Bierrez and Cesia before the series started. It also shows how Nadil became the demon lord.

Happiest Children

This actually has three little side stories in it. The first one is about Rune's dream about everyone dressed in drag, the second is about a little adventure that the three dragons go on, and then the third is like a day in the life of Alfeegi, Ri-ma, and Duma.

Crescendo

Backstory about how Lykouleon and Kaistern met and how Kaistern then became the Blue Dragon Officer.

CONFESSION - Thatz

This is basically the backstory of Thatz and how he knew about Rath's little secret.

CONFESSION - Rath

Basically telling a lot about Rath, particularly his relationship with Kaister.