Cobalt (コバルト, Kobaruto) is a bimonthly anthology of shōjo fiction, published in Japan by Shueisha since May 1976. Shueisha also publish light novels under their Cobalt imprint, many of which were originally serialized in the magazine.
Serializations
Akuma no Youna Anata
Arina no Tane
Brundage no Mahou no Shiro
Hakuou no Sono (White Garden)
Hayou no Tsurugi
Kimi ni Todoke
Listen to Me, Girls. I Am Your Father!
Maria-sama ga Miteru (Maria Watches Over Us)
Marmalade Boy
Mirage of Blaze
Oshaka-sama mo Miteru
The Earl and the Fairy